NSK STANDARD BALL SCREWS COMPACT FA SERIES

Transcription

NSK STANDARD BALL SCREWS COMPACT FA SERIES
NSK STANDARD BALL SCREWS
COMPACT FA SERIES
Quiet, high-speed operating performance.
Table of Contents
Selection of ball screws
Three types of compact FA Series are available. Choose optimal types for your application.
Page
NSK Standard Ball Screws
Compact FA PSS Type for general use.............................................................................................................................................. 4, 8-31
Accuracy grade: C5 grade of JIS
Axial play: shaft dia. 6 and 8 mm; 0.005 mm or less shaft dia. 10 mm or over; 0
Compact FA USS Type for high-accuracy and clean environments............................................................................................... 5, 32-37
Accuracy grade: C3 grade of JIS
Axial play: 0
Compact FA FSS type for transfer equipment................................................................................................................................6, 38-45
Accuracy grade: Ct7 grade of JIS
Axial play: 0.010 mm or less
Support Unit
Square Type..........................................................................................................................................................................................46-47
For general use, for clean use, space saving (low-profile type)
Round Type...........................................................................................................................................................................................48-49
For general use, for clean use
Square Type.......................................................................................................................................................................................... 50-51
For simple support side
Combinations of screw shaft diameter and lead
Lead
Screw
shaft dia.
5
8
12
15
20
25
10
l
6
10
8
ll
ll
ll
l
l
12
15
20
25
30
Unit: mm
40
50
60
l
l
l
ll
ll
ll
ll
l
l
ll
ll
ll ll
l
l
l
l
l
l
l
lPSS type lUSS type lFSS type
2
NSK Standard Ball Screws: Compact FA Series
Compact FA Series ball screws incorporate NSK's ball recirculation system and offer quiet, high-speed performance.
In order to respond quickly to a wide range of needs, NSK offers four-week delivery on common sizes. These
high-performing ball screws are ready for use in a variety of industries including: semiconductor manufacturing, medical
equipment, factory automation and general industrial use.
The Compact FA Series includes the following types to meet your application requirements:
- PSS Type which offers various sizes for general use.
- USS Type for high accuracy and clean environment use.
- FSS Type for transfer equipment.
Features
Quick delivery
Domestic manufacturing and comprehensive stocking
program ensure four-week delivery and reduced shipping
costs.
Compact ball screw
The outside diameter of the ball nut is as much as 30%
smaller than those of existing NSK products. Compact size
enables all sorts of equipment and devices, such as linear
stages, to be smaller. NSK has also designed low profile
support units, specific for the Compact FA series, enabling
a unique space-saving design.
Quiet operation
The noise level of ball screws has been reduced by 6
dB, about half of what is sensed by the ear. Ball screws
subsequently produce a quieter and gentler sound.
Noise data
Shaft dia. 25 mm, lead 5 mm
Existing FA Series
Compact FA Series
Comparison of existing FA Series and Compact FA Series
13 mm more compact
(shaft dia. 20, lead 10)
(Microphone was positioned at a distance of 400 mm for all
noise measurements.)
High-speed operation
They handle speeds up to 5000 min-1. This capability
dramatically expands the range of service conditions.
13 mm more compact
Note: Please refer to the dimension
table for details of permissible
(shaft dia. 20, lead 10)
rotational speed.
Grease fitting provided as standard equipment
The new ball screws are equipped with a grease fitting
(M5 × 0.8). Lubrication ports are provided in two locations
to facilitate maintenance. The ball screws can be easily
connected to an integrated lubrication system.
Contact seal
Compact, thin plastic seal is available and helps to
minimize grease dispersion and maintain a clean work
environment.
Existing support unit > New low-profile support unit
3
Compact FA Series: PSS Type for General Use
Applications
Semiconductor manufacturing equipment, LCD manufacturing equipment, material handling equipment, measuring equipment,
medical equipment, etc.
Accuracy grade and axial play
Accuracy grade: C5 grade of JIS
Axial play 1) Shaft dia. 6 and 8 mm: 0.005 mm or less
2) Shaft dia. 10 mm or over: 0 (Oversize ball preload)
Support unit
Wide variation
Various combinations of shaft diameter, lead and stroke are available to meet a
wide range of customer needs.
è
Shaft end support
The low-profile support units are compatible for the Compact FA Series. Each
end of the ball screw shaft is designed to fit support unit, no detailed design after
purchase is necessary.
Existing support
unit
Low-profile
support unit
Combinations of shaft diameter, lead and stroke
Shaft
dia.
6
8
10
12
15
20
25
Lead
8
12
10
15
5
10
5
10
20
30
5
10
20
30
5
10
20
30
40
60
5
10
20
25
30
50
50
100
150
200
300
400
500
600
700
800
1000
1200
1600
2000
p*
p*
p*
p*
l
l
l
l
l
l
l
p
p
l
l
p
p
l
8-9
10-11
l
l
l
l
p
p
l
l
p
p
l
l
p
l
Page
l
l
l
l
l
p
p
l
l
p
p
l
l
p
p
l
l
l
l
l
l
p
p
l
l
p
p
l
l
p
p
p
p
l
l
l
l
p
p
l
l
p
p
l
l
p
p
p
p
l
l
l
l
p
p
l
l
p
p
l
l
p
p
p
p
l
l
l
p
p
l
p
p
l
l
p
p
p
p
l
l
l
l
p
p
l
p
p
l
l
p
p
p
p
l
l
l
l
p
p
l
p
p
l
p
p
p
p
l
l
l
l
p
p
*For shaft diameter 6 and 8, length shown is overall length.
l
p
p
p
p
l
l
p
p
p
p
p
p
p
l
l
l
p
p
l
l
p
p
Recommended support unit
Fixed
Simple
WBK04-01M (square)
WBK04-11M (round)
WBK06-01M (square)
WBK06-11M (round)
12-13
WBK08-01B
WBK08S-01B
14-15
WBK08-01B
WBK08S-01B
16-19
WBK12-01B
WBK10-01B
WBK12S-01B
20-25
WBK15-01B
WBK15S-01B
26-31
WBK20-01
WBK20S-01
l Stocked: 4-week delivery.
p Contact NSK for availability.
Reference number
PSS
COMPACT FA PSS TYPE
4
15
SCREW SHAFT DIAMETER (MM)
05
LEAD (MM)
N1D
NSK CONTROL NUMBER
0361
SCREW SHAFT LENGTH (MM)
Compact FA Series: USS Type for High-Accuracy and Clean Room Use
Applications
Semiconductor manufacturing equipment, LCD manufacturing equipment, and inspection equipment for clean room
environments.
Accuracy grade and axial play
Accuracy grade: C3 grade of JIS
Axial play: 0 (Oversize ball preload)
Low-dust emission
• LG2 clean grease is used as standard and reduces dust particle generation 90% compared to lithium grease
• 1/100 of dust particles generated with LG2 grease
• Ideal for clean room environmental use
Ball screw
Shaft dia. 12
Lead 5
-1
Rotational speed 1 000 min
Dust particle amount (0.5 μm or larger)
[particles/28.3 litle]
Dust particle amount (0.1 μm or larger)
[particles/28.3 litle]
1 000 000
FA Series
(General grease)
1 00 000
1 0 000
1 000
1 00
Compact FA USS type
(LG2 Grease)
0
10
20
30
Ball screw
Shaft dia.ボールねじ
12
軸 径 12
Lead 5 リード 5
-1
回転数 1000min
Rotational
speed 1 000 min
1 0 000
50
40
60
70
80
90
Time, h
-1
1 000
FA Series
(General grease)
1 00
Compact FA USS type
(LG2 Grease)
10
1
0
10
20
30
40
50
60
70
80
90
Time, h
Shaft end support
Low-profile support units for clean environments are available.
Combinations of screw shaft diameter, lead and stroke
Shaft
dia.
Lead
10
12
Stroke
100
l
5
15
l
l
200
l
400
600
32-33
l
l
l
500
34-35
l
l
Recommended support unit
Page
l
36-37
Fixed
Simple
Application
WBK08-01B
WBK08S-01B
Low
WBK08-01C
WBK08S-01C
Clean
WBK08-01B
WBK08S-01B
Low
WBK08-01C
WBK08S-01C
Clean
WBK12-01B
WBK12S-01B
Low
WBK12-01C
WBK12S-01C
Clean
Reference number
USS
COMPACT FA USS TYPE
15
SCREW SHAFT DIAMETER (MM)
05
LEAD (MM)
N1D
NSK CONTROL NUMBER
0361
SCREW SHAFT LENGTH (MM)
5
Compact FA Series: FSS Type for Transfer Equipment
Applications
Transfer equipment used in industrial fields such as automotive, semiconductor, and medical equipment.
Accuracy grade and axial play
Accuracy grade: Ct7 grade of JIS
Axial play: 0.010 mm or less
Easy stroke setting
• Flexible stroke setting with fixed-simple support by means of mounting support unit (simple support side) directly to ball screw thread outside diameter.
• Since corner cutting is not necessary, customers can cut ball screws, which results in reduced cost and lead time.
• If necessary, NSK can cut shaft if requested. Contact NSK for more information.
Precautions
• During the cutting process, be careful not to let metal particles or burrs fall inside the ball nut.
• Customers are also advised to treat the cut surface.
• When inserting the support unit (simple support side), apply oil or grease on the outside of the shaft and inside the bearing.
Easy stroke setting by cutting the shaft end and burring.
Shaft end support
Fixed side: The low-profile support units compatible for compact FA PSS type are available.
Simple side: Proprietary support units are available.
Design precautions
Permissible rotational speed varies when using cut screw shaft. To determine permissible rotational speed, calculate two items
below. Use smaller number to determine permissible rotational speed.
• Critical speed which is the resonance vibration of the shaft. (Refer to the technical description of the catalog "Precision Machine Components".)
• Maximum rotational speed 5 000 min-1
Combinations of shaft diameter, lead and shaft length
Shaft
dia.
Lead
12
10
15
20
25
Overall shaft length
400
500
600
900
l
l
l
1 000
1 450
10
l
l
l
20
l
l
l
10
l
l
l
20
l
l
l
10
l
l
l
20
l
l
l
25
l
l
l
Recommended support unit
Page
Fixed
Simple
38-39
WBK08-01B
WBK12SF-01B
40-41
WBK12-01B
WBK15SF-01B
42-43
WBK15-01B
WBK20SF-01B
44-45
WBK20-01
WBK25SF-01
Reference number
FSS
COMPACT FA FSS TYPE
6
15
SCREW SHAFT DIAMETER (MM)
10
LEAD (MM)
N1D
NSK CONTROL NUMBER
1000
SCREW SHAFT LENGTH (MM)
Precautions
Design
(1) If the left shaft end of a ball screw (opposite driven side) is the shape I, and is supported with the “fixed-fixed"
supporting method, you should be aware that the operating life of support bearings may drop due to thermal
expansion of the screw shaft, depending on usage conditions. In this case, you should consider a structure that can
absorb thermal expansion of the screw shaft if necessary. Please consult NSK for detailed examination.
(2)For general precautions concerning ball screws, please see NSK Catalog No. E3162 "Precision Machine Components."
Usage and handling
Ball screws are precision products and should be treated as follows:
Lubrication
(1) Compact FA Series ball screws are packed and coated with lubrication grease at the factory, and
require no further lubrication under ordinary circumstances. If the surface of the grease becomes
contaminated with dirt or metal powder under operation, clean it with white kerosene and
Check lubrication
replenish with new grease of the same kind through the oil hole (grease fitting) on the ball nut.
Check
lubrication
Check
lubrication
Avoid mixing different types of grease.
Check
lubrication
(2) Lubricant should be checked after the first 2 to 3 months of operation. If excessively dirty, we
Check lubrication
recommend you wipe away the old grease and replenish with a generous quantity of grease.
After that, grease should be checked and replenished once a year under ordinary circumstances,
but the period may vary depending upon the service environment.
Handling
Do not disassemble
(1) Never disassemble the ball screw, otherwise dirt may contaminate the inside of the unit and
DoDo
notnot
disassemble
disassemble
Do not
disassemble
affect precision or result in equipment failure.
(2) Compact FA Series ball screws incorporate a new ball re-circulation system. Consequently, only
Do not disassemble
NSK authorized plants should conduct disassembly and reassembly. If the nut accidentally comes
off the screw shaft or is dropped, contact NSK. We can perform inspection and repair if needed.
(3) When the ball screw is erected upright, the screw shaft or nut could fall by force of its own
Beware of dropping
weight and result in injury. If dropped, the ball grooves could be dented or re-circulation parts
Beware
of of
dropping
Beware
dropping
damaged, resulting in loss of function. This would require the ball screw to be inspected by NSK.
Beware
of dropping
If so, be sure to send the ball screw to NSK and we will check it for a fee.
Beware of dropping
Usage
(1) Ball screws should be used in a clean environment. The ball screws should be installed with a dust
cover to prevent the entry of debris such as dust and metal powder. If foreign matter is allowed to Dust control
contaminate the ball screw, this could not only cause the ball screw to lose some of its function,
Dust
control
Dust
control
but also result in clogging and damaging the re-circulation system parts, or cause the table to fall
Dust
control
or a similar serious accident.
Dust
80°Ccontrol
(2) Compact FA Series ball screws are designed to be used in a service temperature
Max
environment of 80°C or lower. Do not allow the service temperature limit to be exceeded.
80°C
80°C
80°C
Max
Max
In some cases, using ball screws in temperatures above 80°C might lead to damage of reMax
circulation system parts or seal parts. Contact NSK if 80°C must be exceeded.
80°C
Caution max. temperature
Max
Compact FA Series options
Caution
max.
temperature
Caution
max.
temperature
Caution
max.
temperature
Caution max. temperature
Consult with NSK for information regarding shaft end machining, reversing ball nut direction and other options.
7
Compact FA Series
Screw shaft diameter 6 mm, Lead 8 and 12 mm
0
−0.006
−0.004
−0.009
φ4
φ27
M4×0.5
0
−0.050
φ14
0.010 E
φ14
φ6
0.020 A
0
−0.2
5
φ3 h6
0.040 G
X
A
0.010 A
4
G
2.5
6.5
E
X
4
0.005 E
8
L
Lt(quenching range)
127
L1
18
5
23
150
Reference no.
Screw shaft
dia.
Lead
d
PSS0608NAD0150
PSS0608NBD0150
PSS0612NAD0150
PSS0612NBD0150
Notes
8
8
6
12
Basic load ratings (N)
Effective
turns
of balls
Dynamic
Static
Ca
C0a
2
550
715
4
1 180
2
4
Stroke
max.
Nut
length
Screw shaft dimensions
L
Lt
L1
97.5
16
118.5
8.5
1 760
89.5
24
118.5
8.5
550
715
92.0
20
117.0
10.0
1 180
1 760
80.0
32
117.0
10.0
1. Contact NSK if permissible rotational speed is to be exceeded.
PSS Type for General Use
Unit : mm
2-φ3.4drill thru
Ball screw specification
(equally spaced)
Ball dia./screw shaft root dia.
1.2 / 4.9
Ball circle dia.
1
D2
6.2
Accuracy grade/axial play
PC
C5 / 0.005 mm or less
Factory-packed grease
NSK grease PS2
Recommended support unit
For drive side
(Fixed)
7.5
WBK04-01M (square)
P 46-47
WBK04-11M (round)
P 48-49
7.5
15
Cross-section X-X
Unit : mm
Lead accuracy
Target value
Error
Variation
T
ep
Vu
Dynamic preload
torque
Mass
Permissible rotational
speed
Internal spatial
volume of nut
Standard volume of
grease replenishing
(N·cm)
(kg)
(min-1)1
(cm3)
(cm3)
0.2
0.1
0.3
0.2
0.2
0.1
0.3
0.2
0.06
0
20
18
0.5 or less
0.06
0.06
0.07
5 000
2. Service temperature range is 0 to 80ºC.
3. Use of NSK support unit is recommended. Refer to pages 46 to 49 for details.
9
Compact FA Series
Screw shaft diameter 8 mm, Lead 10 and 15 mm
0.040 G
0.020 A
0
−0.2
0.010 E
6
φ4.5 h6
−0.004
−0.009
0
−0.050
φ6
φ31
M6×0.75
φ18
φ8
φ18
0
−0.008
X
5
A G
0.010 A
3
7
E
X
4
8
0.005 E
L
Lt(quenching range)
120
L1
22.5
7.5
30
150
Reference no.
Screw shaft
dia.
Lead
d
PSS0810NAD0150
PSS0810NBD0150
PSS0815NAD0150
PSS0815NBD0150
Notes
10
10
8
15
Basic load ratings (N)
Effective
turns
of balls
Dynamic
Static
Ca
C0a
2
910
1 260
4
1 950
2
4
Stroke
max.
Nut
length
Screw shaft dimensions
L
Lt
L1
86.5
18
109.5
10.5
3 080
76.5
28
109.5
10.5
910
1 260
80.0
22
107.0
13.0
1 950
3 080
65.0
37
107.0
13.0
1. Contact NSK if permissible rotational speed is to be exceeded.
PSS Type for General Use
2-φ3.4drill thru
(equally spaced)
Unit : mm
Ball screw specification
Ball dia./screw shaft root dia.
5
D2
PC
1.588 / 6.6
Ball circle dia.
8.3
Accuracy grade/axial play
C5 / 0.005 mm or less
Factory-packed grease
NSK grease PS2
Recommended support unit
For drive side (Fixed)
9.5
9.5
19
WBK06-01M (square)
P 46-47
WBK06-11M (round)
P 48-49
Cross-section X-X
Unit : mm
Lead accuracy
Target value
Error
Variation
T
ep
Vu
Dynamic preload
torque
Mass
Permissible rotational
speed
Internal spatial
volume of nut
Standard volume of
grease replenishing
(N·cm)
(kg)
(min-1)1
(cm3)
(cm3)
0.4
0.2
0.5
0.3
0.4
0.2
0.6
0.3
0.09
0
20
18
0.5 or less
0.11
0.10
0.12
5 000
2. Service temperature range is 0 to 80ºC.
3. Use of NSK support unit is recommended. Refer to pages 46 to 49 for details.
11
Compact FA Series
Screw shaft diameter 10 mm, Lead 5 and 10 mm
0.012 A
C
F
6.8
0.010 A
6 (8.7)
(7)
9
Reference no.
Screw shaft
dia.
Lead
d
φ8
E
0.005 E
5 (8)
Static
Ca
C0a
27
10
37
Basic load ratings (N)
Dynamic
Stroke
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
50
83
112
125
171
PSS1005N1D0221
100
133
162
175
221
200
233
262
275
321
300
333
362
375
421
400
433
462
475
521
100
130
162
175
221
200
230
262
275
321
300
330
362
375
421
400
430
462
475
521
5
2 930
4 790
PSS1005N1D0421
PSS1005N1D0521
10
PSS1010N1D0221
PSS1010N1D0321
PSS1010N1D0421
PSS1010N1D0521
12
9
4
G
PSS1005N1D0171
PSS1005N1D0321
Notes
A
X
11
L
Lt(quenching range)
La
L0
0.005 F
0
-0.008
φ11.5
φ43
+0.1
0
M8×1.0
(3)
(8.1)
φ6
+0.1
0
0.8
0.010 E
X
φ10
-0.002
-0.010
φ5.7
0
-0.06
φ23 g6
-0.007
-0.020
(synthetic plastic)
0.018 A
0
-0.2
10
φ6 h6
2-thin plastic seal
G
-0.002
-0.008
0.018 A
10
1 970
3 010
29
32
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
PSS Type for General Use
010 E
Unit : mm
4-φ4.5 drill thru
0°
φ8 c'bore 4.5 depth 3
Ball screw specification
30°
Preload type
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
3
3
CD
P
2.000 / 8.2
Ball circle dia.
10.3
Accuracy grade/axial play
C5 / 0
NSK grease PS2
21
14
Factory-packed grease
Recommended support unit
30°
13
30°
Grease fitting
(oil hole, M5×0.8 tap)
13
For drive side (Fixed)
WBK08-01B (square, low)
26
Plug
(oil hole, M5×0.8 tap)
WBK08-11 (round)
Cross-section X-X
For opposite to drive side (Simple)
P 46-47
WBK08S-01B (square, low)
P 48-49
-
WBK08-11B (round, high-load) P 48-49
-
P 50-51
Unit : mm
Shaft run-out
Dynamic preload
torque
Mass
Permissible rotational
speed (min-1)*2
Vu
C
(N·cm)*1
(kg)
Fixed-simple
0.020
0.018
0.030
0.7 to 3.3
0.3
0.020
0.018
0.045
0.7 to 3.3
0.3
0.023
0.018
0.060
0.6 to 4.3
0.3
0.025
0.020
0.070
0.6 to 4.3
0.4
0.027
0.020
0.085
0.4 to 4.9
0.5
0.020
0.018
0.045
0.7 to 3.3
0.3
0.023
0.018
0.060
0.6 to 4.3
0.4
0.025
0.020
0.070
0.6 to 4.3
0.4
0.027
0.020
0.0850
0.4 to 4.9
0.5
Lead accuracy
Target value
Error
Variation
T
ep
0
Internal spatial
volume of nut
Standard volume of
grease replenishing
(cm3)
(cm3)
0.8
5 000
0.4
0.7
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
13
Compact FA Series
Screw shaft diameter 12 mm, Lead 5, 10, 20 and 30 mm
0
-0.2
0.012 A
0.018 A
2-thin plastic seal
C
X
G
10
0.018 A
0.010 E
(8.1)
+0.1
6.8 0
0.010 A
0.005 F
6 (8.7)
(7)
(3)
+0.1
0.8 0
F
φ8
0
-0.008
φ6 h6
-0.002
-0.008
M8×1.0
φ44
-0.007
-0.020
φ24 g6
φ6
φ12
-0.002
-0.010
φ5.7
φ11.5
0
-0.06
(synthetic plastic)
A
G
6
4
E
9
X
(oil
0.005 E
11
L
Lt(quenching range)
9
L1
8
27
La
10
37
L0
Reference no.
Screw shaft
dia.
Lead
d
Basic load ratings (N)
Dynamic
Static
Ca
C0a
Nominal
Max.
Lt
La
L0
80
110
125
171
PSS1205N1D0221
100
130
160
175
221
200
230
300
330
PSS1205N1D0521
400
PSS1205N1D0621
500
5
3 200
5 860
L
Screw shaft dimensions
50
PSS1205N1D0321
Lt-L
Nut
length
PSS1205N1D0171
PSS1205N1D0421
260
275
321
360
375
421
430
460
475
521
530
560
575
621
221
30
PSS1210N1D0221
100
117
160
175
PSS1210N1D0321
200
217
260
275
321
300
317
360
375
421
400
417
460
475
521
PSS1210N1D0421
10
3 200
5 860
PSS1210N1D0521
PSS1210N1D0621
43
500
517
560
575
621
PSS1220N1D0271
100
158
208
225
271
PSS1220N1D0371
200
258
308
325
371
300
358
408
425
471
PSS1220N1D0571
400
458
508
525
571
PSS1220N1D0671
500
558
608
625
671
271
PSS1220N1D0471
12
20
2 150
3 610
50
PSS1230N1D0271
100
133
203
225
PSS1230N1D0371
200
233
303
325
371
300
333
403
425
471
PSS1230N1D0571
400
433
503
525
571
PSS1230N1D0671
500
533
603
625
671
PSS1230N1D0471
Notes
14
Stroke
30
2 150
3 610
70
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
L1
7
7
9
14
PSS Type for General Use
Unit : mm
4-φ4.5 drill thru
30° φ8 c'bore 4.5 depth
30°
0.010 E
Ball screw specification
Preload type
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
φ6 h6
4
D3
2.000 / 10.2
Ball circle dia.
PC
12.3
C5 / 0
Factory-packed grease
NSK grease PS2
21.5
14.5
Accuracy grade/axial play
Recommended support unit
30°
30°
Grease fitting
(oil hole, M5×0.8 tap)
13.5
For drive side (Fixed)
For opposite to drive side (Simple)
13.5
27
Plug
(oil hole, M5×0.8 tap)
Cross-section X-X
WBK08-01B (square, low)
P 46-47
WBK08S-01B (square, low)
WBK08-11 (round)
P 48-49
-
WBK08-11B (round, high-load) P 48-49
-
P 50-51
Unit : mm
Lead accuracy
Shaft run-out
Dynamic preload
torque
Mass
Permissible rotational
speed (min-1)*2
(N·cm)*1
(kg)
Target value
Error
Variation
T
ep
Vu
C
0.020
0.018
0.030
0.7 to 3.3
0.3
0.020
0.018
0.045
0.7 to 3.3
0.3
0.023
0.018
0.060
0.6 to 4.3
0.4
0.025
0.020
0.070
0.6 to 4.3
0.5
0.6
0
0.027
0.020
0.085
0.6 to 4.3
0.030
0.023
0.085
0.4 to 4.9
0.7
0.020
0.018
0.045
0.7 to 3.3
0.4
0.023
0.018
0.060
0.6 to 4.3
0.5
0.025
0.020
0.070
0.6 to 4.3
0.5
0.027
0.020
0.085
0.6 to 4.3
0.6
0.030
0.023
0.085
0.4 to 4.9
0.7
0.023
0.018
0.045
1.4 to 4.5
0.4
0.023
0.018
0.060
0.9 to 4.9
0.5
0.027
0.020
0.070
0.9 to 4.9
0.6
0.030
0.023
0.085
0.6 to 5.9
0.7
0.030
0.023
0.110
0.6 to 5.9
0.8
0.023
0.018
0.045
1.4 to 4.5
0.5
0.023
0.018
0.060
0.9 to 4.9
0.6
0.027
0.020
0.070
0.9 to 4.9
0.7
0.030
0.023
0.085
0.6 to 5.9
0.7
0.030
0.023
0.110
0.6 to 5.9
0.8
Internal spatial
volume of nut
Standard volume of
grease replenishing
Fixed-simple
(cm3)
(cm3)
5 000
1.0
0.5
5 000
1.0
0.5
1.2
0.6
1.5
0.8
5 000
4 200
5 000
4 300
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
15
Compact FA Series
Screw shaft diameter 15 mm, Lead 5 and 10 mm
0.017 A
L0
12
0
-0.09
+0.1
0
φ9.6
9.15
C
0.012 A
2-thin plastic seal
0.011 E
-0.25
12
X
(synthetic plastic)
-0.004
-0.012
0.017 A
G 0
0.010 A
+0.14
0
1.15
F
+0.1
0
10
9.15
(7)
-0.003
-0.011
φ15
φ51
(8.1)
M10×1.0
6 (8.7)
G
E
8
(3)
φ14
Shape I
A
φ12
-0.007
-0.020
φ28 g6
φ15
-0.004
-0.012
φ10
0
φ9.6- 0.09
0.017 A
φ10 h6
M12×1.0
F
0
-0.009
φ10
Shape II
+0.14
0
1.15
5
10
X
0.005 E
11
L
6
Lt(quenching range)
0.005 F
30
15
30
La
15
45
L0
Reference no.
Screw shaft
dia.
Lead
d
Basic load ratings (N)
Dynamic
Static
Ca
C0a
PSS1505N1D0211
Nominal
50
Max.
Lt-L
Nut
length
L
109
Screw shaft dimensions
Lt
La
L0
139
154
211
PSS1505N1D0261
100
159
189
204
261
PSS1505N1D0361
200
259
289
304
361
461
5
PSS1505N1D0461
30
300
359
389
404
PSS1505N1D0561
400
459
489
504
561
PSS1505N1D0661
500
559
589
604
661
PSS1505N1D0761
600
659
689
704
761
PSS1510N1D0261
100
146
189
204
261
PSS1510N1D0361
15
5 460
PSS1510N1D0461
PSS1510N1D0561
PSS1510N1D0661
10
10 200
200
246
289
304
361
300
346
389
404
461
400
446
500
546
43
489
504
561
589
604
661
PSS1510N1D0761
600
646
689
704
761
PSS1510N1D0879
700
746
789
804
879
PSS1510N1D0979
800
846
889
904
979
PSS1510N1D1179
1 000
1 046
1 089
1 104
1 179
Notes
16
Stroke
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
PSS Type for General Use
Unit : mm
0.011 E
30°
Ball screw specification
30°
Preload type
4-φ5.5 drill thru
φ9.5 c'bore 5.5 depth
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
2.778 / 12.6
Ball circle dia.
9
3
PCD
15.5
Accuracy grade/axial play
C5 / 0
NSK grease LR3
25
18
Factory-packed grease
Grease fitting
(oil hole, M5×0.8 tap)
15.5
For opposite to drive side
For drive side
(Fixed)
30°
30°
Recommended support unit
15.5
31
(Fixed)
(Simple)
WBK12-01B (square, low) P 46-47
WBK10-01B (square, low) P 46-47 WBK12S-01B (square, low) P 50-51
WBK12-11 (round)
WBK10-11 (round)
P 48-49
P 48-49 -
Plug
(oil hole, M5×0.8 tap)
Cross-section X-X
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Target value
Error
Variation
T
ep
Vu
II
0
II
I
Shaft run-out
Dynamic preload
torque
Mass
Permissible rotational speed
(min-1)*2
C
(N·cm)*1
(kg)
Fixed-simple
0.020
0.018
0.035
0.2 to 6.9
0.5
0.020
0.018
0.035
0.2 to 6.9
0.5
0.023
0.018
0.045
0.2 to 6.9
0.6
0.025
0.020
0.050
0.4 to 9.8
0.8
0.027
0.020
0.060
0.4 to 9.8
0.9
1.0
0.030
0.023
0.075
0.4 to 9.8
0.035
0.025
0.075
0.4 to 11.8
1.1
0.020
0.018
0.035
0.6 to 7.4
0.6
0.023
0.018
0.045
0.6 to 7.4
0.7
0.025
0.020
0.050
0.4 to 9.8
0.8
0.027
0.020
0.060
0.4 to 9.8
1.0
5 000
Fixed-Fixed
Internal spatial
volume of nut
Standard volume
of grease
replenishing
(cm3)
(cm3)
2.0
1.0
_
3 600
5 000
_
0.030
0.023
0.075
0.4 to 9.8
1.1
0.035
0.025
0.075
0.4 to 11.8
1.2
0.035
0.025
0.095
0.4 to 11.8
1.4
2 700
3 400
0.040
0.027
0.095
0.4 to 11.8
1.5
2 200
3 400
0.046
0.03
0.120
0.4 to 11.8
1.7
1 400
2 300
3 600
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
17
Compact FA Series
Screw shaft diameter 15 mm, Lead 20 and 30 mm
0.017 A
L0
12
0
-0.09
+0.1
0
φ9.6
9.15
1.15
C
-0.004
-0.012
0.017 A
G
0.011 E
12 -00.25
X
2-thin plastic seal
φ10
M12×1.0
M10×1.0
+0.1
0
10
9.15
-0.003
-0.011
φ15
φ55
( 7)
+0.14
0
1.15
F
A G
(8.1)
6 (8.7)
0.010 A
φ12
-0.009
-0.025
φ32 g6
φ14
Shape I
(3)
φ10
-0.004
-0.012
0.017 A
φ9.6 -00.09
φ15
F
E
8
5
10
X
(oil
0.005 E
11
6
0
-0.009
(synthetic plastic)
φ10 h6
Shape II
0.012 A
+0.14
0
L
Lt(quenching range)
0.005 F
30
L1
30
La
15
45
L0
Reference no.
Screw shaft
dia.
Lead
d
Basic load ratings (N)
Dynamic
Static
Ca
C0a
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
186
204
261
PSS1520N1D0261
100
135
PSS1520N1D0361
200
235
286
304
361
PSS1520N1D0461
300
335
386
404
461
400
435
500
535
600
635
PSS1520N1D0561
PSS1520N1D0661
20
PSS1520N1D0761
51
486
504
561
586
604
661
686
704
761
879
PSS1520N1D0879
700
735
786
804
PSS1520N1D0979
800
835
886
904
979
PSS1520N1D1179
1 000
1 035
1 086
1 104
1 179
100
159
230
254
311
200
259
330
354
411
PSS1530N1D0311
15
5 070
PSS1530N1D0411
8 730
PSS1530N1D0511
300
359
430
454
511
PSS1530N1D0611
400
459
530
554
611
PSS1530N1D0711
PSS1530N1D0811
30
500
559
630
654
711
600
659
730
754
811
71
PSS1530N1D0929
700
759
830
854
929
PSS1530N1D1029
800
859
930
954
1 029
PSS1530N1D1229
1 000
1 059
1 130
1 154
1 229
Notes
18
Stroke
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
L1
18
24
PSS Type for General Use
Unit : mm
0.011 E
30°
Ball screw specification
30°
Preload type
4-φ5.5 drill thru
φ9.5 c'bore 5.5 depth
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
3.175 / 12.2
Ball circle dia.
3
4
PCD
15.5
Accuracy grade/axial play
C5 / 0
20
Factory-packed grease
27
Recommended support unit
For opposite to drive side
For drive side
(Fixed)
Grease fitting
(oil hole, M5×0.8 tap)
30°
30°
16.5
NSK grease LR3
(Fixed)
(Simple)
WBK12-01B (square, low) P 46-47 WBK10-01B (square, low) P 46-47 WBK12S-01B (square, low) P 50-51
16.5
WBK12-11 (round)
33
P 48-49
P 48-49 -
WBK10-11 (round)
Plug
(oil hole, M5×0.8 tap)
Cross-section X-X
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Mass
Permissible rotational speed
(min-1)*2
Fixed-simple
Error
Variation
T
ep
Vu
C
(N·cm)*1
(kg)
0.020
0.018
0.035
0.8 to 8.8
0.7
I
0
I
Dynamic preload
torque
Target value
II
II
Shaft run-out
0.023
0.018
0.045
0.8 to 8.8
0.8
0.025
0.020
0.050
0.8 to 10.8
0.9
0.027
0.020
0.060
0.8 to 10.8
1.1
5 000
0.030
0.023
0.075
0.8 to 10.8
1.2
0.035
0.025
0.075
0.8 to 13.8
1.3
3 700
Fixed-Fixed
0.035
0.025
0.095
0.8 to 13.8
1.5
2 900
0.027
0.095
0.8 to 13.8
1.6
2 200
3 300
0.046
0.030
0.120
0.8 to 13.8
1.9
1 500
2 200
0.018
0.035
1.2 to 9.3
0.8
0.025
0.020
0.050
0.8 to 10.8
1.0
0.027
0.020
0.060
0.8 to 10.8
1.1
0.030
0.023
0.060
0.8 to 10.8
1.2
Standard volume
of grease
replenishing
(cm3)
(cm3)
2.8
1.4
3.4
1.7
_
0.040
0.023
Internal spatial
volume of nut
4 200
5 000
_
0.030
0.023
0.075
0.8 to 13.8
1.4
4 500
0.035
0.025
0.095
0.8 to 13.8
1.5
3 300
0.040
0.027
0.095
0.8 to 13.8
1.6
2 600
3 800
0.040
0.027
0.120
0.8 to 13.8
1.8
2 000
3 000
0.046
0.030
0.120
0.8 to 13.8
2.0
1 400
2 000
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
19
Compact FA Series
Screw shaft diameter 20 mm, Lead 5 and 10 mm
L0
0.017 A
13
+0.1
0
0
-0.11
10.15
φ14.3
+0.14
0
1.15
G
0
-0.25
0.012 E
0.017 A
17
X
(synthetic plastic)
φ15
Shape II
C
0
-0.011
-0.004
-0.012
0.015 A
2-thin plastic seal
φ12 h6
M15×1.0
6 (8.7)
(7)
(3)
0.011 A
-0.004
-0.012
φ15
φ19.5
φ62
Shape I
15
A
(8.1)
φ14.3
φ19.5
0
-0.11
φ15
-0.004
-0.012
M15×1.0
φ20
0.017 A
φ36 g6
-0.009
-0.025
F
G
10
Grea
(oil hole
X
13
F
1.15+ 0.14
0
7
15
E
7
0.005 E
L
(
10.15 +00.1
Lt(quenching range)
La
0.005 F
40
22
40
20
60
L0
Reference no.
Screw shaft
dia.
Lead
d
Basic load ratings (N)
Dynamic
Static
Ca
C0a
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
323
PSS2005N1D0323
150
197
228
250
PSS2005N1D0373
200
247
278
300
373
PSS2005N1D0473
300
347
378
400
473
400
447
500
547
PSS2005N1D0773
600
647
678
700
773
PSS2005N1D0873
700
747
778
800
873
800
847
878
900
1000
200
247
292
314
387
PSS2010N1D0487
300
347
392
414
487
PSS2010N1D0587
400
447
492
514
587
PSS2010N1D0687
500
547
592
614
687
600
647
700
747
PSS2005N1D0573
5
PSS2005N1D0673
PSS2005N1D1000
PSS2010N1D0387
PSS2010N1D0787
PSS2010N1D0887
20
8 790
10
18 500
31
45
478
500
573
578
600
673
692
714
787
792
814
887
PSS2010N1D1014
800
847
892
914
1 014
PSS2010N1D1214
1 000
1 047
1 092
1 114
1 214
PSS2010N1D1414
1 200
1 247
1 292
1 314
1 414
Notes
20
Stroke
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
PSS Type for General Use
Unit : mm
0.012 E
30°
30°
Ball screw specification
4-φ6.6 drill thru
φ11 c'bore 6.5 depth
Preload type
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
9
D4
3.175 / 17.2
Ball circle dia.
PC
20.5
Accuracy grade/axial play
C5 / 0
NSK grease LR3
23.5
30.5
Factory-packed grease
Recommended support unit
19
For opposite to drive side
For drive side
(Fixed)
30°
19
30°
Grease fitting
(oil hole, M5×0.8 tap)
38
(Fixed)
(Simple)
WBK15-01B (square, low) P 46-47 WBK15-01B (square, low) P 46-47 WBK15S-01B (square, low)
Plug
(oil hole, M5×0.8 tap)
WBK15-11 (round)
Cross-section X-X
P 48-49
P 50
P 48-49 -
WBK15-11 (round)
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Target value
Error
Variation
T
ep
Vu
II
I
0
II
I
Shaft run-out
Dynamic preload
torque
Mass
Permissible rotational speed
(min-1)*2
C
(N·cm)*1
(kg)
Fixed-simple
1.0
0.023
0.018
0.045
0.6 to 7.4
0.023
0.018
0.045
0.6 to 7.4
1.1
0.025
0.020
0.050
0.6 to 7.4
1.3
0.027
0.020
0.060
0.4 to 9.8
1.5
0.030
0.023
0.075
0.4 to 9.8
1.7
0.035
0.025
0.075
0.4 to 9.8
1.9
0.035
0.025
0.095
0.4 to 9.8
2.2
4 000
0.040
0.027
0.095
0.4 to 11.8
2.4
3 200
0.023
0.018
0.045
1.2 to 9.3
1.2
0.025
0.020
0.050
1.2 to 9.3
1.4
0.027
0.020
0.060
0.8 to 10.8
1.7
0.030
0.023
0.075
0.8 to 10.8
1.9
0.035
0.025
0.075
0.8 to 10.8
2.1
0.035
0.025
0.095
0.8 to 10.8
2.4
5 000
5 000
Fixed-Fixed
_
Internal spatial
volume of nut
Standard volume
of grease
replenishing
(cm3)
(cm3)
3.4
1.7
3.2
1.6
4 700
_
4 000
0.040
0.027
0.120
0.8 to 13.8
2.6
3 100
0.046
0.030
0.120
0.8 to 13.8
3.1
2 100
4 600
3 100
0.054
0.035
0.160
0.8 to 13.8
3.6
1 500
2 200
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
21
Compact FA Series
Screw shaft diameter 20 mm, Lead 20 and 30 mm
L0
0.017 A
13
+0.1
0
0
-0.11
10.15
φ14.3
+0.14
0
1.15
G
0
-0.25
0.012 E
0.017 A
17
M15×1.0
6 (8.7)
(7)
(3)
0.011 A
7
-0.004
-0.012
G
10
15
E
7
Gr
(oil ho
X
13
F
1.15 +00.14
φ15
φ19.5
φ62
Shape I
15
A
(8.1)
φ14.3
φ19.5
0
-0.11
φ15
-0.004
-0.012
M15×1.0
φ20
0.017 A
φ36 g6
-0.009
-0.025
F
0
-0.011
X
(synthetic plastic)
φ15
Shape II
C
φ12 h6
-0.004
-0.012
0.015 A
2-thin plastic seal
0.005 E
L
(
10.15+ 0.1
0
Lt(quenching range)
La
0.005 F
40
L1
40
20
60
L0
Reference no.
Screw shaft
dia.
Lead
d
Dynamic
Static
Ca
C0a
Stroke
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
PSS2020N1D0508
300
359
413
435
508
PSS2020N1D0608
400
459
513
535
608
PSS2020N1D0708
500
559
613
635
708
PSS2020N1D0808
600
659
713
735
808
813
835
908
913
935
1 035
1 235
PSS2020N1D0908
700
759
PSS2020N1D1035
800
859
PSS2020N1D1235
1 000
1 059
1 113
1 135
PSS2020N1D1435
1 200
1 259
1 313
1 335
1 435
PSS2020N1D1835
1 600
1 659
1 713
1 735
1 835
PSS2030N1D0408
20
20
5 900
11 700
54
200
234
308
335
408
PSS2030N1D0508
300
334
408
435
508
PSS2030N1D0608
400
434
508
535
608
PSS2030N1D0708
500
534
608
635
708
600
634
708
735
808
700
734
808
835
908
PSS2030N1D0808
PSS2030N1D0908
30
74
PSS2030N1D1035
800
834
908
935
1 035
PSS2030N1D1235
1 000
1 034
1 108
1 135
1 235
PSS2030N1D1435
1 200
1 234
1 308
1 335
1 435
Notes
22
Basic load ratings (N)
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
L1
22
27
PSS Type for General Use
Unit : mm
Ball screw specification
0.012 E
30°
30°
Preload type
4-φ6.6 drill thru
φ11 c'bore 6.5 depth
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
3.175 / 17.2
Ball circle dia.
9
4
CD
20.5
Accuracy grade/axial play
P
C5 / 0
23.5
30.5
Factory-packed grease
Grease fitting
(oil hole, M5×0.8 tap)
Recommended support unit
19
For opposite to drive side
For drive side
(Fixed)
30°
19
30°
NSK grease LR3
(Fixed)
(Simple)
WBK15-01B (square, low) P 46-47 WBK15-01B (square, low) P 46-47 WBK15S-01B (square, low) P 50-51
38
Plug
(oil hole, M5×0.8 tap)
WBK15-11 (round)
P 48-49 WBK15-11 (round)
P 48-49 -
Cross-section X-X
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Mass
(kg)
Fixed-simple
Error
Variation
T
ep
Vu
C
(N·cm)*1
I
0
I
Dynamic preload
torque
Target value
II
II
Shaft run-out
Permissible rotational speed
(min-1)*2
Fixed-Fixed
0.027
0.020
0.060
1.4 to 11.8
1.6
0.030
0.023
0.060
1.4 to 11.8
1.8
0.030
0.023
0.075
1.4 to 11.8
2.0
0.035
0.025
0.095
1.4 to 11.8
2.3
0.040
0.027
0.095
0.8 to 13.8
2.5
3 700
0.040
0.027
0.120
0.8 to 13.8
2.8
3 000
4 500
0.046
0.030
0.120
0.8 to 13.8
3.3
2 000
3 000
0.054
0.035
0.160
0.8 to 13.8
3.8
1 400
2 100
0.065
0.040
0.200
0.8 to 13.8
4.7
800
1 200
0.023
0.018
0.050
1.6 to 9.8
1.4
0.027
0.020
0.060
1.4 to 11.8
1.7
0.030
0.023
0.060
1.4 to 11.8
1.9
0.030
0.023
0.075
1.4 to 11.8
2.1
0.035
0.025
0.095
1.4 to 11.8
2.4
0.040
0.027
0.095
0.8 to 13.8
2.6
5 000
5 000
Internal spatial
volume of nut
Standard volume
of grease
replenishing
(cm3)
(cm3)
3.2
1.6
4.6
2.3
_
_
3 900
0.040
0.027
0.120
0.8 to 13.8
2.9
3 100
4 600
0.046
0.030
0.120
0.8 to 13.8
3.4
2 100
3 000
0.054
0.035
0.160
0.8 to 13.8
3.9
1 500
2 200
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
23
Compact FA Series
Screw shaft diameter 20 mm, Lead 40 and 60 mm
L0
0.017 A
13
+0.1
0
0
-0.11
10.15
φ14.3
+0.14
0
1.15
G
0
-0.25
0.012 E
0.017 A
17
M15×1.0
6 (8.7)
(7)
(3 )
0.011 A
7
-0.004
-0.012
G
10
7
15
E
Gre
(oil hole
X
13
F
1.15+ 0.14
0
φ15
φ19.5
φ62
Shape I
15
A
(8.1)
φ14.3
φ19.5
0
-0.11
φ15
-0.004
-0.012
M15×1.0
φ20
0.017 A
φ36 g6
-0.009
-0.025
F
0
-0.011
X
(synthetic plastic)
φ15
Shape II
C
φ12 h6
-0.004
-0.012
0.015 A
2-thin plastic seal
0.005 E
L
(o
10.15+ 0.1
0
Lt(quenching range)
La
0.005 F
40
L1
40
20
60
L0
Reference no.
Screw shaft
dia.
Lead
d
Basic load ratings (N)
Dynamic
Static
Ca
C0a
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
658
PSS2040N1D0658
400
461
553
585
PSS2040N1D0758
500
561
653
685
758
PSS2040N1D0858
600
661
753
785
858
853
885
958
953
985
1 085
1 285
PSS2040N1D0958
PSS2040N1D1085
40
PSS2040N1D1285
700
761
800
861
1 000
1 061
1 153
1 185
92
PSS2040N1D1485
1 200
1 261
1 353
1 385
1 485
PSS2040N1D1885
1 600
1 661
1 753
1 785
1 885
2 000
2 061
2 153
2 185
2 285
400
464
593
635
708
PSS2060N1D0808
500
564
693
735
808
PSS2060N1D0908
600
664
793
835
908
PSS2060N1D1008
700
764
893
935
1 008
PSS2040N1D2285
PSS2060N1D0708
PSS2060N1D1135
PSS2060N1D1335
20
5 900
60
11 700
800
864
993
1 035
1 135
1 000
1 064
1 193
1 235
1 335
129
PSS2060N1D1535
1 200
1 264
1 393
1 435
1 535
PSS2060N1D1935
1 600
1 664
1 793
1 835
1 935
PSS2060N1D2335
2 000
2 064
2 193
2 235
2 335
Notes
24
Stroke
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
L1
32
42
PSS Type for General Use
Unit : mm
0.012 E
30°
30°
Ball screw specification
4-φ6.6 drill thru
φ11 c'bore 6.5 depth
Preload type
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
Ball circle dia.
9
D4
PC
3.175 / 17.2
20.5
Accuracy grade/axial play
C5 / 0
23.5
30.5
Factory-packed grease
Grease fitting
(oil hole, M5×0.8 tap)
Recommended support unit
19
For opposite to drive side
For drive side
(Fixed)
30°
19
30°
NSK grease LR3
38
(Fixed)
(Simple)
WBK15-01B (square, low) P 46-47 WBK15-01B (square, low) P 46-47 WBK15S-01B (square, low)
Plug
(oil hole, M5×0.8 tap)
WBK15-11 (round)
Cross-section X-X
P 48-49
P 50
P 48-49 -
WBK15-11 (round)
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Target value
Error
Variation
T
ep
Vu
II
I
0
II
I
Shaft run-out
Dynamic preload
torque
Mass
Permissible rotational speed
(min-1)*2
C
(N·cm)*1
(kg)
Fixed-simple
Fixed-Fixed
0.030
0.023
0.075
2.2 to 12.8
2.1
0.035
0.025
0.075
2.2 to 12.8
2.4
0.035
0.025
0.095
2.2 to 12.8
2.6
0.040
0.027
0.095
1.8 to 14.8
2.8
3 500
0.040
0.027
0.120
1.8 to 14.8
3.1
2 800
4 200
0.046
0.030
0.160
1.8 to 14.8
3.6
1 900
2 800
5 000
Internal spatial
volume of nut
Standard volume
of grease
replenishing
(cm3)
(cm3)
5.3
2.7
7.0
3.5
_
0.054
0.035
0.160
1.8 to 14.8
4.1
1 400
2 000
0.065
0.040
0.200
1.8 to 14.8
5.1
800
1 200
0.077
0.046
0.240
1.8 to 14.8
6.0
500
800
0.030
0.023
0.075
2.7 to 13.8
2.4
0.035
0.025
0.095
2.7 to 13.8
2.6
0.035
0.025
0.095
2.7 to 13.8
2.9
0.040
0.027
0.120
1.8 to 14.8
3.1
3 300
0.040
0.027
0.120
1.8 to 14.8
3.4
2 600
3 900
0.046
0.030
0.160
1.8 to 14.8
3.9
1 800
2 700
5 000
4 200
_
0.054
0.035
0.160
1.8 to 14.8
4.4
1 300
1 900
0.065
0.040
0.200
1.8 to 14.8
5.4
800
1 100
0.077
0.046
0.240
1.8 to 14.8
6.3
500
700
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
25
Compact FA Series
Screw shaft diameter 25 mm, Lead 5 and 10 mm
L0
0.015 A
φ62
0
-0.011
φ15 h6
-0.009
-0.025
φ25
0.011 A
+0.14
0
1.35
+0.1
0
F
(7)
G
E
P
(oil hole,
X
L
0.005 F
Lt(quenching range)
53
Greas
(oil hole, M
16
12 10
(8.7)
12
15.35
A
(8.1)
(3)
6
16
0.012 E
φ19
0
-0.21
φ20
-0.005
-0.014
Shape I
M20×1.0
0.022 A
M20×1.0
φ40 g6
F
0
-0.35
22
X
(synthetic plastic)
0.016 A
G
-0.005
-0.014
0
-0.21
φ19
-0.005
-0.014
2-thin plastic seal
φ20
Shape II
C
φ20
+0.1
0
15.35
1.35 +00.14
φ25
19
0.016 A
0.005 E
53
27
La
27
80
L0
Reference no.
Screw shaft
dia.
Lead
d
Basic load ratings (N)
Dynamic
Static
Ca
C0a
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
PSS2505N1D0349
150
191
223
250
349
PSS2505N1D0399
200
241
273
300
399
499
PSS2505N1D0499
300
341
373
400
PSS2505N1D0599
400
441
473
500
599
500
541
573
600
699
700
741
773
800
899
5
PSS2505N1D0699
9 760
23 600
PSS2505N1D0899
32
PSS2505N1D0999
800
841
873
900
999
PSS2505N1D1233
1 000
1 041
1 073
1 100
1 233
300
367
423
450
549
400
467
523
550
649
PSS2510N1D0549
25
PSS2510N1D0649
PSS2510N1D0749
500
567
623
650
749
PSS2510N1D0849
600
667
723
750
849
700
767
823
850
949
PSS2510N1D1049
800
867
923
950
1 049
PSS2510N1D1283
1 000
1 067
1 123
1 150
1 283
PSS2510N1D1883
1 600
1 667
1 723
1 750
1 883
PSS2510N1D0949
Notes
26
Stroke
10
12 800
32 300
56
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
PSS Type for General Use
0.012 E
Unit : mm
Ball screw specification
45°
φ15 h6
45°
6-φ6.6 drill thru
Preload type
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
PCD 5
Ball circle dia.
PCD
Accuracy grade/axial play
30.
5
1
47
3.175 / 22.2
25.5
C5 / 0
Factory-packed grease
Grease fitting
(oil hole, M5×0.8 tap)
22.5°
45°
Plug
(oil hole, M5×0.8 tap)
Recommended support unit
45°
24
NSK grease LR3
For opposite to drive side
For drive side
(Fixed)
24
48
Cross-section X-X
(Fixed)
(Simple)
WBK20-01 (square)
P 46-47
WBK20-01 (square)
P 46-47
WBK20S-01 (square)
WBK20-11 (round)
P 48-49
WBK20-11 (round)
P 48-49
-
P 50
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Target value
Error
Variation
T
ep
Vu
II
I
II
I
0
Shaft run-out
Dynamic preload
torque
Mass
Permissible rotational speed
(min-1)*2
C
(N·cm)*1
(kg)
Fixed-simple
0.023
0.018
0.035
1.2 to 9.3
1.5
0.023
0.018
0.035
1.2 to 9.3
1.6
0.025
0.020
0.040
1.2 to 9.3
2.0
0.027
0.020
0.045
1.2 to 9.3
2.3
0.030
0.023
0.055
0.8 to 10.8
2.7
0.035
0.025
0.065
0.8 to 10.8
3.4
5 000
Fixed-Fixed
_
0.040
0.027
0.065
0.8 to 10.8
3.7
4 100
0.046
0.030
0.080
0.8 to 13.8
4.5
2 700
0.027
0.020
0.045
3.1 to 11.8
2.4
0.030
0.023
0.055
2.2 to 12.8
2.7
0.030
0.023
0.055
2.2 to 12.8
3.1
0.035
0.025
0.065
2.2 to 12.8
3.5
0.040
0.027
0.065
2.2 to 12.8
3.8
0.040
0.027
0.080
2.2 to 12.8
4.2
3 600
0.046
0.030
0.100
1.8 to 14.8
5.0
2 500
3 700
0.065
0.040
0.130
1.8 to 14.8
7.2
1 000
1 600
5000
Internal spatial
volume of nut
Standard volume
of grease
replenishing
(cm3)
(cm3)
4.4
2.2
4.7
2.4
4 000
-
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
27
Compact FA Series
Screw shaft diameter 25 mm, Lead 20 and 25 mm
L0
0.015 A
φ62
0
-0.011
φ15 h6
-0.009
-0.025
(7)
0.011 A
+0.14
0
1.35
+0.1
0
F
A
G
12 10
Plu
(oil hole, M
X
L
0.005 F
Lt(quenching range)
53
Grease
(oil hole, M
16
E
(8.7)
12
15.35
(8.1)
(3 )
6
16
0.012 E
φ19
0
-0.21
φ20
-0.005
-0.014
Shape I
M20×1.0
0.022 A
M20×1.0
φ40 g6
φ25
F
0
-0.35
22
X
(synthetic plastic)
0.016 A
G
-0.005
-0.014
0
-0.21
φ19
-0.005
-0.014
2-thin plastic seal
φ20
Shape II
C
φ20
+0.1
0
15.35
1.35+ 0.14
0
φ25
19
0.016 A
L1
0.005 E
53
La
27
80
L0
Reference no.
Screw shaft
dia.
Lead
d
Dynamic
Static
Ca
C0a
Stroke
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
PSS2520N1D0729
500
550
604
630
729
PSS2520N1D0829
600
650
704
730
829
PSS2520N1D0929
700
750
804
830
929
PSS2520N1D1029
800
850
904
930
1 029
1 000
1 050
1 104
1 130
1 263
20
PSS2520N1D1263
54
PSS2520N1D1463
1 200
1 250
1 304
1 330
1 463
PSS2520N1D1863
1 600
1 650
1 704
1 730
1 863
2 000
2 050
2 104
2 130
2 263
500
587
650
680
779
PSS2525N1D0879
600
687
750
780
879
PSS2525N1D0979
700
787
850
880
979
PSS2520N1D2263
PSS2525N1D0779
PSS2525N1D1079
PSS2525N1D1313
25
6 560
25
14 600
800
887
1 000
1 087
63
950
980
1 079
1 150
1 180
1 313
PSS2525N1D1513
1 200
1 287
1 350
1 380
1 513
PSS2525N1D1913
1 600
1 687
1 750
1 780
1 913
PSS2525N1D2313
2 000
2 087
2 150
2 180
2 313
Notes
28
Basic load ratings (N)
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
L1
26
30
PSS Type for General Use
Unit : mm
0.012 E
Ball screw specification
45°
φ15 h6
45°
Preload type
6-φ6.6 drill thru
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
3.175 / 22.2
Ball circle dia.
1
30.
5
PCD 5
PCD
Grease fitting
(oil hole, M5×0.8 tap)
24
C5 / 0
Factory-packed grease
NSK grease LR3
47
Recommended support unit
22.5°
45°
Plug
(oil hole, M5×0.8 tap)
25.5
Accuracy grade/axial play
45°
For opposite to drive side
For drive side
(Fixed)
24
48
Cross-section X-X
(Fixed)
(Simple)
WBK20-01 (square)
P 46-47 WBK20-01 (square)
P 46-47
WBK20S-01 (square)
WBK20-11 (round)
P 48-49 WBK20-11 (round)
P 48-49
-
P 50
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Target value
Error
Variation
T
ep
Vu
II
I
0
II
I
Shaft run-out
Dynamic preload
torque
Mass
Permissible rotational speed
(min-1)*2
C
(N·cm)*1
(kg)
Fixed-simple
0.030
0.023
0.055
2.2 to 12.8
3.1
0.035
0.025
0.065
2.2 to 12.8
3.4
0.040
0.027
0.065
2.2 to 12.8
3.8
0.040
0.027
0.080
2.2 to 12.8
4.2
3 800
0.046
0.030
0.100
1.8 to 14.8
5.0
2 600
Fixed-Fixed
Internal spatial
volume of nut
Standard volume
of grease
replenishing
(cm3)
(cm3)
3.9
2.0
4.3
2.2
5 000
4 800
_
3 800
0.054
0.035
0.100
1.8 to 14.8
5.8
1 800
2 700
0.065
0.040
0.130
1.8 to 14.8
7.3
1 100
1 600
0.077
0.046
0.170
1.8 to 14.8
8.8
700
1 000
0.035
0.025
0.055
2.7 to 13.8
3.3
0.035
0.025
0.065
2.7 to 13.8
3.7
0.040
0.027
0.065
2.7 to 13.8
4.1
4 300
0.040
0.027
0.080
2.7 to 13.8
4.4
3 400
0.046
0.030
0.100
1.8 to 14.8
5.3
2 300
3 500
2 600
5 000
_
0.054
0.035
0.100
1.8 to 14.8
6.0
1 700
0.065
0.040
0.130
1.8 to 14.8
7.5
1 000
1 500
0.077
0.046
0.170
1.8 to 14.8
9.1
700
1 000
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
29
Compact FA Series
Screw shaft diameter 25 mm, Lead 30 and 50 mm
L0
0.015 A
φ62
0
-0.011
φ15 h6
-0.009
-0.025
0.011 A
+0.14
0
1.35
+0.1
0
F
(7)
A
G
X
Lt(quenching range)
53
E
(oil hole
L
0.005 F
Gre
(oil hole
16
12 10
(8.7)
12
15.35
(8.1)
(3)
6
16
0.012 E
φ19
0
-0.21
φ20
-0.005
-0.014
Shape I
M20×1.0
0.022 A
M20×1.0
φ40 g6
φ25
F
0
-0.35
22
X
(synthetic plastic)
0.016 A
G
-0.005
-0.014
0
-0.21
φ19
-0.005
-0.014
2-thin plastic seal
φ20
Shape II
C
φ20
+0.1
0
15.35
1.35+ 0.14
0
φ25
19
0.016 A
L1
0.005 E
53
La
27
80
L0
Reference no.
Screw shaft
dia.
Lead
d
Static
Ca
C0a
Stroke
Nominal
Max.
Lt-L
Nut
length
L
Screw shaft dimensions
Lt
La
L0
650
680
779
PSS2530N1D0779
500
576
PSS2530N1D0879
600
676
750
780
879
PSS2530N1D0979
700
776
850
880
979
PSS2530N1D1079
30
PSS2530N1D1313
800
876
1 000
1 076
74
950
980
1 079
1 150
1 180
1 313
PSS2530N1D1513
1 200
1 276
1 350
1 380
1 513
PSS2530N1D1913
1 600
1 676
1 750
1 780
1 913
2 000
2 076
2 150
2 180
2 313
500
576
690
730
829
PSS2550N1D0929
600
676
790
830
929
PSS2550N1D1029
700
776
890
930
1 029
990
1 030
1 129
1 190
1 230
1 363
PSS2530N1D2313
PSS2550N1D0829
PSS2550N1D1129
PSS2550N1D1363
25
6 560
50
14 600
800
876
1 000
1 076
114
PSS2550N1D1563
1 200
1 276
1 390
1 430
1 563
PSS2550N1D1963
1 600
1 676
1 790
1 830
1 963
PSS2550N1D2363
2 000
2 076
2 190
2 230
2 363
Notes
30
Basic load ratings (N)
Dynamic
1. Indicates ball screw preload control value. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
L1
30
40
PSS Type for General Use
0.012 E
Unit : mm
45°
45°
Ball screw specification
6-φ6.6 drill thru
Preload type
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
30.
5
1
PCD 5
Ball circle dia.
PCD
Accuracy grade/axial play
47
3.175 / 22.2
25.5
C5 / 0
Factory-packed grease
Grease fitting
(oil hole, M5×0.8 tap)
22.5°
45°
Plug
(oil hole, M5×0.8 tap)
24
45°
NSK grease LR3
Recommended support unit
For opposite to drive side
For drive side
(Fixed)
24
48
Cross-section X-X
(Fixed)
(Simple)
WBK20-01 (square)
P 46-47
WBK20-01 (square)
P 46-47
WBK20S-01 (square)
WBK20-11 (round)
P 48-49
WBK20-11 (round)
P 48-49
-
P 50
Unit : mm
Left
shaft end
(opposite
driven side)
Lead accuracy
Mass
Permissible rotational speed
(min-1)*2
Fixed-simple
Error
Variation
T
ep
Vu
C
(N·cm)*1
(kg)
0.035
0.025
0.055
2.7 to 13.8
3.4
0.035
0.025
0.065
2.7 to 13.8
3.7
0.040
0.027
0.065
2.7 to 13.8
4.1
4 300
0.040
0.027
0.080
2.7 to 13.8
4.5
3 400
0.046
0.030
0.100
1.8 to 14.8
5.3
2 300
3 600
2 600
I
0
I
Dynamic preload
torque
Target value
II
II
Shaft run-out
Fixed-Fixed
Internal spatial
volume of nut
Standard volume
of grease
replenishing
(cm3)
(cm3)
5.5
2.8
7.7
3.9
5 000
_
0.054
0.035
0.100
1.8 to 14.8
6.1
1 700
0.065
0.040
0.130
1.8 to 14.8
7.6
1 000
1 500
0.077
0.046
0.170
1.8 to 14.8
9.1
700
1 000
0.035
0.025
0.065
5.4 to 17.6
3.8
5 000
0.035
0.025
0.065
5.4 to 17.6
4.1
4 800
0.040
0.027
0.080
5.4 to 17.6
4.5
3 800
0.040
0.027
0.080
5.4 to 17.6
4.9
3 100
0.046
0.030
0.100
4.1 to 19.6
5.8
2 200
3 400
2 500
_
0.054
0.035
0.100
4.1 to 19.6
6.5
1 600
0.065
0.040
0.130
4.1 to 19.6
8.0
900
1 500
0.077
0.046
0.170
4.1 to 19.6
9.6
600
1 000
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
31
Compact FA Series
Screw shaft diameter 10 mm, Lead 5 mm
0.010 A
C
2-thin plastic seal
φ11.5
0.008 A
6 (8.7)
(7)
9
Reference no.
Lead
d
USS1005N1D0521
Notes
32
10
5
-0.002
-0.008
φ8
9
4
G
E
0.003 E
5 (8)
Dynamic
Static
Ca
C0a
2 930
4 790
27
10
37
Basic load ratings (N)
USS1005N1D0221
USS1005N1D0321
A
X
11
29
Lt(quenching range)
La
L0
0.003 F
M8×1.0
(3)
(8.1)
φ43
φ10
+0.1
0
6.8
0.008 E
0
-0.008
-0.007
-0.020
φ23g6
0
-0.06
φ5.7
-0.002
-0.010
φ6
+0.1
0
Screw shaft
dia.
0.014 A
0
-0.2
10
X
(synthetic plastic)
0.8
F
G
φ6 h6
0.014 A
Stroke
Nominal
Screw shaft dimensions
Max.
Lt-L
Lt
La
L0
221
100
133
162
175
200
233
262
275
321
400
433
462
475
521
1. Indicates ball screw preload control value. Approximately 0.5 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
USS Type for High-Accuracy and Clean Room Use
Unit : mm
E
Ball screw specification
4-φ4.5 drill thru
φ8 c'bore 4.5 depth
30°
30°
Ø10
Shaft dia.
Preload type
3
Ball dia./screw shaft root dia.
D3
PC
Oversize ball (P-preload)
2.000 / 8.2
Ball circle dia.
10.3
14
Accuracy grade/axial play
21
Factory-packed grease
Grease fitting
(oil hole, M5×0.8 tap)
13
NSK clean grease LG2
Recommended support unit
30°
13
30°
C3 / 0
For drive side (Fixed)
26
Plug
(oil hole, M5×0.8 tap)
Cross-section X-X
For opposite to drive side (Simple)
WBK08-01B (square, low)
P 46-47
WBK08S-01B (square, low)
P 50
WBK08-11 (round)
P 48-49
WBK08S-01C (square, clean)
P 50
WBK08-01C (square, clean)
P 46-47
-
WBK08-11C (round, clean)
P 48-49
-
Unit : mm
Lead accuracy
Shaft run-out
Dynamic
preload torque
Mass
Permissible
rotational speed
(min-1)*2
C
(N·cm)*1
(kg)
Fixed-simple
(cm3)
(cm3)
5 000
0.8
0.4
Target value
Error
Variation
T
ep
Vu
0.010
0.008
0.035
0.2 to 1.8
0.3
0.012
0.008
0.045
0.2 to 2.0
0.3
0.015
0.010
0.070
0.2 to 3.0
0.5
0
Internal spatial
volume of nut
Standard volume of
grease replenishing
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 50 for details.
33
Compact FA Series
Screw shaft diameter 12 mm, Lead 5 mm
0.010 A
0
− 0.2
10
0.007
0.020
+0.1
6.8 0
0.008 A
0.003 F
6 (8.7)
(7)
(3)
(8.1)
−
−
+0.1
0.8 0
F
A
G
6
4
M8×1.0
0
− 0.008
E
9
X
Grease fi
(oil hole, M5
0.003 E
11
30
Lt(quenching range)
La
9
0.008 E
φ44
φ24g6
−
−
φ6
φ12
0.002
0.010
φ5.7
φ11.5
0
− 0.06
0.014 A
φ6h6
X
(synthetic plastic)
G
0.002
0.008
C
−
−
2-thin plastic seal
φ8
0.014 A
7
8
27
10
(oil h
37
L0
Reference no.
Screw shaft
dia.
Lead
d
Basic load ratings (N)
Dynamic
Static
Ca
C0a
3 200
5 860
USS1205N1D0221
USS1205N1D0321
USS1205N1D0621
Notes
34
12
5
Stroke
Nominal
Screw shaft dimensions
Max.
Lt-L
Lt
La
L0
221
100
130
160
175
200
230
260
275
321
500
530
560
575
621
1. Indicates ball screw preload control value. Approximately 0.5 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
USS Type for High-Accuracy and Clean Room Use
Unit : mm
0.008 E
4-φ4.5 drill thru
30° φ8 c'bore 4.5 depth
30°
Ball screw specification
Ø12
Shaft dia.
Preload type
4
D3
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
PC
2.000 / 10.2
30°
Grease fitting
(oil hole, M5×0.8 tap)
C3 / 0
Factory-packed grease
NSK clean grease LG2
Recommended support unit
30°
13.5
12.3
Accuracy grade/axial play
21.5
14.5
Ball circle dia.
For drive side (Fixed)
13.5
WBK08-01B (square, low)
27
Plug
(oil hole, M5×0.8 tap)
Cross-section X-X
For opposite to drive side (Simple)
P 46-47
WBK08S-01B (square, low)
P 50
WBK08-11 (round)
P 48-49
WBK08S-01C (square, clean)
P 50
WBK08-01C (square, clean)
P 46-47
-
WBK08-11C (round, clean)
P 48-49
-
Unit : mm
Lead accuracy
Shaft run-out
Dynamic
preload torque
Mass
Permissible
rotational speed
(min-1)*2
C
(N·cm)*1
(kg)
Fixed-simple
(cm3)
(cm3)
5 000
1
0.5
Target value
Error
Variation
T
ep
Vu
0.010
0.008
0.035
0.2 to 1.8
0.3
0.012
0.008
0.045
0.2 to 2.0
0.3
0.016
0.012
0.070
0.2 to 3.0
0.7
0
Internal spatial
volume of nut
Standard volume of
grease replenishing
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 50 for details.
35
Compact FA Series
Screw shaft diameter 15 mm, Lead 5 mm
0.010 A
C
−
M12×1.0
+0.14
0
0.003
0.011
φ15
−
−
φ51
(8.1)
F
G
A
E
0.003 F
( 7)
0.008 A
(3)
8
6 (8.7)
φ12
0.007
0.020
−
−
−
−
φ15
φ10
0.004
0.012
1.15
0
− 0.009
9.15
φ28g6
0
− 0.09
+0.1
0
φ9.6
0.008 E
0.25
12
X
(synthetic plastic)
0.013 A
G 0
φ10h6
2-thin plastic seal
0.013 A
5
10
X
Grease fitting
(oil hole, M5×0.8 t
0.003 E
11
Plu
(oil hole, M
30
Lt(quenching range)
12
15
30
La
15
45
L0
Reference no.
Screw shaft
dia.
Lead
d
Dynamic
Static
Ca
C0a
Stroke
Nominal
Screw shaft dimensions
Max.
Lt-L
Lt
La
L0
USS1505N1D0261
100
159
189
204
261
USS1505N1D0361
200
259
289
304
361
USS1505N1D0561
USS1505N1D0761
Notes
36
Basic load ratings (N)
15
5
5 460
10 200
400
459
489
504
561
600
659
689
704
761
1. Indicates ball screw preload control value. Approximately 0.5 Nlcm of torque is added due to thin plastic seals.
2. Contact NSK if permissible rotational speed is to be exceeded.
USS Type for High-Accuracy and Clean Room Use
0.008 E
30°
Unit : mm
30°
Ball screw specification
4-φ5.5 drill thru
φ9.5 c'bore 5.5 depth
Ø15
0
− 0.009
Shaft dia.
φ10h6
Preload type
39
PCD
Oversize ball (P-preload)
Ball dia./screw shaft root dia.
2.778 / 12.6
Ball circle dia.
Accuracy grade/axial play
25
18
Grease fitting
(oil hole, M5×0.8 tap)
30°
C3 / 0
Factory-packed grease
NSK clean grease LG2
Recommended support unit
30°
15.5
15.5
For drive side (Fixed)
15.5
31
Plug
(oil hole, M5×0.8 tap)
Cross-section X-X
For opposite to drive side (Simple)
WBK12-01B (square, low)
P 46-47
WBK12S-01B (square, low)
P 50
WBK12-11 (round)
P 48-49
WBK12S-01C (square, clean)
P 50
WBK12-01C (square, clean) P 46-47
-
WBK12-11C (round, clean)
-
P 48-49
Unit : mm
Lead accuracy
Shaft run-out
Dynamic
preload torque
Mass
Permissible
rotational speed
(min-1)*2
Internal spatial
volume of nut
Standard volume of
grease replenishing
(kg)
Fixed-simple
(cm3)
(cm3)
2
1
Target value
Error
Variation
T
ep
Vu
C
(N·cm)*1
0.010
0.008
0.025
0.2 to 5.0
0.5
0.012
0.008
0.035
0.2 to 5.0
0.6
0.015
0.010
0.045
0.2 to 6.0
0.9
0.018
0.013
0.060
0.2 to 8.0
1.1
0
5 000
3 600
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 50 for details.
37
Compact FA Series
Screw shaft diameter 12 mm, Lead 10 mm
0
-0.2
0.0 14 E
10
2-thin plastic seal
0.020 A
C
X
(synthetic plastic)
0.025 A
G
(8.1)
43
Screw shaft
dia.
G
FSS1210N1D0900
12
0
-0.008
φ6h6
-0.002
-0.010
(oil
15
27
(
10
37
Basic load ratings (N)
Lead
10
9
E
0.00 6 E
Screw shaft dimensions
Dynamic
Static
Ca
C0a
FSS1210N1D0400
FSS1210N1D0600
4
(8.7)
X
L t (quenching range)
La
L0
d
6
8
6
(7)
11
A
(3)
0.01 4 A
Reference no.
φ8
φ44
-0.007
-0.020
φ24g6
-0.006
-0.024
φ12g7
φ11.5
M8×1.0
3 200
5 860
Lt
La
L0
348
363
400
548
563
600
848
863
900
Notes 1. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Permisslbe rotational speed varies when using cut screws shaft. It is necessary to calculate two items below, and whichever is smaller is the permissible rotational speed.
* Critical speed which is the resonance vibration of the shaft.
* Maximum rotational speed 5000 min-1.
38
FSS Type for Transfer Equipment
4-φ4.5 drill thru
φ8 c'bore 4.5 depth
∞
30°
.0 14 E
Unit : mm
30°∞
Ball screw specification
Ball dia./screw shaft root dia.
2.000 / 10.2
Ball circle dia.
12.3
Accuracy grade/axial play
Ct7 / 0.010 or less
Factory-packed grease
NSK grease LR3
Recommended support unit
21.5
14. 5
4
PC D 3
For drive side (Fixed)
For opposite to drive side (Simple)
WBK08-01B (square, low) P 46-47
Grease fitting
(oil hole, M5×0.8 tap)
P 51
∞
30°
30°∞
Plug
(oil hole, M5×0.8 tap)
WBK12SF-01B (square, low)
13.5
13.5
27
Cross-section X-X
Unit : mm
Lead accuracy
Target value
Error
Variation
T
ep
Vu
0.120
0
0.195
0.310
0.052
Shaft run-out
Mass
Internal spatial
volume of nut
Standard volume of
grease replenishing
C
(kg)
(cm3)
(cm3)
0.08
0.5
0.12
0.7
1.0
0.5
0.18
1.0
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
39
Compact FA Series
Screw shaft diameter 15 mm, Lead 10 and 20 mm
0.025 A
2-thin plastic seal
(synthetic plastic)
C
X
12
G
0.0 14 E
A
L
6
(7)
11
Screw shaft
dia.
d
L1
FSS1510N1D1450
FSS1520N1D0500
FSS1520N1D1000
FSS1520N1D1450
10
-0.003
-0.011
Screw shaft dimensions
Dynamic
Static
Ca
C0a
5 460
10 200
15
20
15
30
45
FSS1510N1D0500
FSS1510N1D1000
10
0.00 6 E
X
Basic load ratings (N)
Lead
E
(
(8.7)
L t (quenching range)
La
L0
Reference no.
5
(3)
(8.1)
0.01 4 A
8
G
φ12
φ15
-0.007
-0.010
φD2
φD1g6
-0.006
-0.024
φ15g7
0
-0.009
M12 ×1.0
φ10h6
0.020 A
0
-0.25
5 070
8 730
Lt
La
L0
440
455
500
940
955
1 000
1 390
1 405
1 450
437
455
500
937
955
1 000
1 387
1 405
1 450
L1
15
18
Notes 1. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Permisslbe rotational speed varies when using cut screws shaft. It is necessary to calculate two items below, and whichever is smaller is the permissible rotational speed.
* Critical speed which is the resonance vibration of the shaft.
* Maximum rotational speed 5000 min-1.
40
FSS Type for Transfer Equipment
4-φ5.5 drill thru
φ9.5 c'bore 5.5 depth
∞
30°
Unit : mm
30°∞
Ball screw specification
Lead
Ball dia./screw shaft root dia.
10
20
2.778 / 12.6
3.175 / 12.2
Ball circle dia.
PC D W
15.5
Accuracy grade/axial play
Ct7 / 0.010 or less
NSK grease LR3
B
Factory-packed grease
E
Recommended support unit
For drive side (Fixed)
Grease fitting
(oil hole, M5×0.8 tap)
WBK12-01B (square, low)
30°
30°∞
Plug
(oil hole, M5×0.8 tap)
G
For opposite to drive side (Simple)
P 46-47
WBK15SF-01B (square, low)
P 51
∞
G
C
Cross-section X-X
Unit : mm
Nut dimensions
Lead accuracy
L
D1
D2
W
B
C
E
G
43
28
51
39
18
31
25
15.5
Target value
Error
Variation
T
ep
Vu
0
51
32
55
43
20
33
27
16.5
Shaft run-out
Mass
Internal spatial
volume of nut
Standard volume of
grease replenishing
C
(kg)
(cm3)
(cm3)
0.9
2.0
1.0
2.8
1.4
0.155
0.070
0.310
0.125
1.7
0.490
0.200
2.3
0.070
1.0
0.155
0.052
0.310
0.125
1.7
0.490
0.200
2.3
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
41
Compact FA Series
Screw shaft diameter 20 mm, Lead 10 and 20 mm
0.025 A
(synthetic plastic)
C
X
G
17
0.0 14 E
0.025 A
A
L
6
(7)
13
L t (quenching range)
La
L0
Reference no.
Screw shaft
dia.
(8.7)
22
FSS2010N1D1450
FSS2020N1D0600
FSS2020N1D1000
FSS2020N1D1450
10
Static
Ca
C0a
8 790
18 500
20
20
5 900
φ15
40
60
20
Screw shaft dimensions
Dynamic
FSS2010N1D0600
FSS2010N1D1000
15
E
0.00 6 E
X
Basic load ratings (N)
Lead
d
10 7
(3)
(8.1)
0.018 A
G
-0.004
-0.012
φ19. 5
φ62
-0.007
-0.028
-0.009
-0.025
φ20g7
φ36g6
0
-0.011
M15×1.0
φ12h6
0
-0.25
2-thin plastic seal
11 700
Lt
La
L0
518
540
600
918
940
1 000
1 368
1 390
1 450
518
540
600
918
940
1 000
1 368
1 390
1 450
Notes 1. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Permisslbe rotational speed varies when using cut screws shaft. It is necessary to calculate two items below, and whichever is smaller is the permissible rotational speed.
* Critical speed which is the resonance vibration of the shaft.
* Maximum rotational speed 5000 min-1.
42
FSS Type for Transfer Equipment
4-φ6.6 drill thru
30°
∞
Unit : mm
30°∞φ11 c'bore 6.5 depth
Ball screw specification
Ball dia./screw shaft root dia.
3.175 / 17.2
Ball circle dia.
PC D
49
20.5
Accuracy grade/axial play
Ct7 / 0.010 or less
30.5
23.5
Factory-packed grease
Recommended support unit
For drive side (Fixed)
Grease fitting
(oil hole, M5×0.8 tap)
Plug
(oil hole, M5×0.8 tap)
NSK grease LR3
WBK15-01B (square, low)
30°∞
19
For opposite to drive side (Simple)
P 46-47
WBK20SF-01B (square, low)
P 51
∞
30°
19
38
Cross-section X-X
Unit : mm
Nut length
L
Lead accuracy
Target value
Error
Variation
T
ep
Vu
45
0
54
Shaft run-out
Mass
Internal spatial
volume of nut
Standard volume of
grease replenishing
C
(kg)
(cm3)
(cm3)
3.2
1.6
0.195
0.085
1.7
0.310
0.125
2.6
0.200
3.6
0.085
1.8
0.490
0.195
0.052
0.310
0.125
2.7
0.490
0.200
3.8
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
43
Compact FA Series
Screw shaft diameter 25 mm, Lead 10, 20 and 25 mm
C
0.025 A
0
-0.35
G
2-thin plastic seal
(synthetic plastic)
M20 ×1.0
(7)
-0.005
-0.014
16
12 10
(8.7)
12
L
G
(8.1)
(3)
0.01 8 A
A
6
φ20
φ62
-0.009
-0.025
-0.007
-0.028
φ25
φ40g6
0
-0.011
φ15h6
X
φ25g7
0.0 14 E
0.030 A
22
E
0.00 6 E
X
Lt (quenching range)
La
53
L1
27
80
Lo
Reference no.
Screw shaft
dia.
Basic load ratings (N)
Lead
d
Screw shaft dimensions
Dynamic
Static
Ca
C0a
Lt
493
520
600
12 800
32 300
893
920
1 000
1 343
1 370
1 450
FSS2510N1D0600
10
FSS2510N1D1000
FSS2510N1D1450
FSS2520N1D0600
FSS2520N1D1000
25
20
FSS2520N1D1450
6 560
FSS2525N1D0600
FSS2525N1D1000
FSS2525N1D1450
25
14 600
La
L0
494
520
600
894
920
1 000
1 344
1 370
1 450
490
520
600
890
920
1 000
1 340
1 370
1 450
L1
27
26
30
Notes 1. Approximately 2.0 Nlcm of torque is added due to thin plastic seals.
2. Permisslbe rotational speed varies when using cut screws shaft. It is necessary to calculate two items below, and whichever is smaller is the permissible rotational speed.
* Critical speed which is the resonance vibration of the shaft.
* Maximum rotational speed 5000 min-1.
44
FSS Type for Transfer Equipment
Unit : mm
45°∞
45°∞
Ball screw specification
6-φ6.6 drill thru
(PCD 51)
Ball dia./screw shaft root dia.
3.175 / 22.2
Ball circle dia.
23.5
30.5
1
PC D 5
25.5
Accuracy grade/axial play
Ct7 / 0.010 or less
Factory-packed grease
NSK grease LR3
Recommended support unit
Grease fitting
(oil hole, M5×0.8 tap)
Plug
(oil hole, M5×0.8 tap)
22.5°∞
45°
24
For drive side (Fixed)
∞
45°
WBK20-01 (square)
For opposite to drive side (Simple)
P 46-47
WBK25SF-01 (square)
P 51
24
48
Cross-section X-X
Unit : mm
Nut length
L
Lead accuracy
Target value
Error
Variation
T
ep
Vu
56
0
Internal spatial
volume of nut
Standard volume of
grease replenishing
C
(kg)
(cm3)
(cm3)
4.7
2.4
3.9
2.0
4.3
2.2
0.155
0.065
2.6
0.090
4.0
0.490
0.130
5.8
0.310
0.490
63
Mass
0.310
0.155
54
Shaft run-out
0.052
0.065
2.6
0.090
4.0
0.130
5.8
2.6
0.155
0.065
0.310
0.090
4.1
0.490
0.130
5.8
3. Service temperature range is 0 to 80ºC.
4. Use of NSK support unit is recommended. Refer to pages 46 to 51 for details.
45
Support Units
Fixed support side support unit (square type)
WBK04 and 06
S
S
固定止めねじ
M
M
K
K
押えぶた
Set screw
固定止めねじ
E
セットピース
押えぶた
D
セットピース
Brass pad
M
M
A
Reference no.
Notes
46
Use
DB
0
0.05
C -D
B
W
G
C
A
0
- 0.05
A
N
G
M
M
G
d1
A
J
L
K
L
C
D
E
F
L
K
K
J
J
K
N
N
L
G
B
N
L
K
W
A
S
φd1
Set screw
0
C - 0.05
D
0
C - 0.05
W
S
S
Retaining cover
固定止めねじ
W
S
Brass pad
□F
B
□F
Retaining cover
φd1
E
J
N
φd1
E
□F
N
J
φd1
E
□F
B
WBK08 to 20
d1
d1
Set screw
セットピース
Brass pad
J
J
R
T
U
N
2.0
WBK04-01M
General
4
27
17.0
10.0
6
14
10
-
14.0
5.5
7.0
9
1.5
WBK06-01M
General
6
35
22.5
13.0
8
19
12
-
17.0
7.5
9.5
12
2.5
WBK08-01A
General
52
32.0
17.0
26
25
23.0
23.0
7.0
WBK08-01B
Low type
62
31.0
15.5
31
-
WBK08-01C
Clean
52
32.0
17.0
26
25
43.0
25.0
35
36
70
38.0
20.0
38
-
43.0
25.0
35
36
36
WBK10-01A
General
WBK10-01B
Low type
WBK10-01C
Clean
WBK12-01A
General
WBK12-01B
Low type
WBK12-01C
Clean
WBK15-01A
General
WBK15-01B
Low type
WBK15-01C
Clean
WBK20-01
General
8
10
12
15
20
70
80
95
43.0
25.0
35
38.0
20.0
38
-
43.0
25.0
35
36
50.0
30.0
40
41
42.0
22.0
42
-
50.0
30.0
40
41
58.0
30.0
45
56
2.5
4.0
21.5
25.5
4.5
23.0
23.0
7.0
17
24.0
30.0
5.5
-
-
-
6.0
19
24.0
30.0
5.5
-
-
-
6.0
22
25.0
31.0
12.0
-
-
-
5.0
30
42.0
52.0
10.0
-
-
-
10.0
14
1. Use datum surface G for mounting to machine base.
2. Tighten set screw after locknut has been adjusted and tightened.
3. Insert brass pad provided with unit into locknut set screw hole, then insert and tighten the set screw.
-
-
-
3.5
4.0
Square Type
T
U
Tightening torque (reference)
[Nlcm]
Reference no.
Locknut
Set screw
100
69 (M3)
WBK06-**
190
69 (M3)
WBK08-**
230
69 (M3)
WBK04-**
2-φX drill thru
H
View S (WBK04 and 06)
2-φX drill thru
φY c'bore Z depth
H
2-φX drill thru
φY c'bore Z depth
Q
W
X
147 (M4)
WBK15-**
790
147 (M4)
WBK20-**
1 670
147 (M4)
Q
P
Q
Z
(kg)
Unit : mm
Specification
Mass
Y
147 (M4)
630
View S (WBK20)
Counterbore dimensions
P
280
WBK12-**
4-φX drill thru
φY c'bore Z depth
H
View S (WBK08 to 15)
H
WBK10-**
Axial Direction
Basic dynamic
load rating
Load limit
Ca(N)
N
Locknut screw
Rigidity
Maximum
starting
torque
(N/mm)
(N cm)
M
l
Attached
bearing for
support side
7.0
-
-
21
3.5
-
-
0.03
1 470
464
39
0.20
M4×0.50
-
8.5
-
-
26
5.5
-
-
0.05
2 760
854
60
0.35
M6×0.75
-
38
6.6
11
12
0.25
4 400
1 450
49
0.88
-
-
46
9.0
14
18
0.30
6 600
2 730
94
1.90
38
6.6
11
12
0.25
3 100
1 100
36
0.52
11
0.50
6 600
2 730
94
1.90
19
0.45
6 600
2 730
94
1.90
11
0.50
4 250
1 364
50
1.10
11
0.50
7 100
3 040
104
2.10
19
0.40
7 100
3 040
104
2.10
11.5
11.0
11.5
12.0
12.0
-
-
-
-
52
52
9.0
9.0
14
14
12.5
-
-
60
11.0
17
-
22
10
75
11.0
17
11
0.50
4 700
2 443
57
1.20
15
0.70
7 600
3 380
113
2.40
23
0.60
7 600
3 380
113
2.40
15
0.70
5 100
2 757
63
1.30
15
1.40
17 900
8 240
155
6.20
M8×1.0
606ZZ
606VV
M10×1.0
608ZZ
608VV
M12×1.0
6000ZZ
6000VV
M15×1.0
6002ZZ
6002VV
M20×1.0
6204ZZ
4. Deep groove ball bearing and snap ring are also provided for simple support side. (except WBK04-01M, WBK06-01M).
5. For retaining cover side of WBK08-01A and WBK08-01C, there are no seals.
6. For WBK04-01M and WBK06-01M, non-contact metal seals are installed in both sides of bearings.
47
Support Units
Fixed support side support unit (round type)
2-φXXdrill thru
2-φX drill thru
Set screw
Brass pad
L
Set screw
Brass pad
L
K
K
DW
φ
C
φ
C
φD2
d1
PC
DW
PC
d1
X
φD2
WBK04 and 06
X
X
□U
□U
J
A
A
H
F
E
J
H
F
E
Cross section X-X (Example 1)
WBK08 to 20
X
φC
φC
A/2
A/2
A/2
A/2
A/2
□A
Notes
48
Reference no.
Use
A/2
□A
K
K
L
φd1
φd1
M
M
φd1
セットピース
セットピース
M
J
F
M
X □A
X
固定止めねじ
固定止めねじ
L
K
L
押えぶた
押えぶた
X
X
K
φd1
φC
L
Retaining cover
Retaining cover
Set screw
Set screw
Brass pad
Brass pad
Retaining cover
Retaining cover
□U
□U
□U
X
φC
4-φX drill thru
4-φX drill
φY thru
c'bore, Z depth
φY c'bore, Z depth
PCD W
PCD W
4-φX 切り通し後
4-φX 切り通し後
φY 座ぐり深さZ
φY 座ぐり深さZ
PCD W
PCD W
X
45°
45°
□U
X
45°
45°
A/2
F
J
H
E
H
E
View X-X (ExampleJ1)
H
F
J
A/2
F
E
H
E
□A
d1
A
C
D1
D2
E
H
L
K
F
N
U
P
Q
WBK04-11M
General
4
14
26
14
14.0
13.5
8.5
7.0
1.5
5.5
6.6
10
2.6
2.4
WBK06-11M
General
6
19
34
19
18.5
17.0
12.0
9.5
2.5
7.5
8.0
12
3.0
2.0
WBK08-11B
High-load
42
52
34
25.5
15.5
12.0
3.5
4.5
7.0
WBK08-11
General
WBK08-11C
Clean
WBK10-11
General
WBK10-11C
Clean
WBK12-11
General
WBK12-11C
Clean
WBK15-11
General
WBK15-11C
Clean
WBK20-11
General
8
35
43
28
10
42
52
34
12
44
54
36
15
52
63
40
20
68
85
57
-
6.0
14
14.0
10.0
4.0
7.0
8.0
-
27.0
17.0
12.0
5.0
7.5
8.5
17
6.0
4.0
-
27.0
17.0
12.0
5.0
7.5
8.5
19
6.0
4.0
32.0
17.0
11.0
6.0
12.0
14.0
22
8.0
7.0
52.0
30.0
20.0
10.0
10.0
14.0
30
14.0
8.0
-
1. Tighten set screw after locknut has been adjusted and tightened.
2. Insert brass pad provided with unit into locknut set screw hole, then insert and tighten the set screw.
5.0
4.0
23.0
Round Type
QP
Set screw
Brass pad
Tightening torque (reference)
[Nlcm]
d1
φD1g6
Reference no.
N
H
J
Cross section X-X (Example 2)
Q P
Q P
Set screw
100
69 (M3)
WBK06-**
190
69 (M3)
WBK08-**
230
69 (M3)
WBK10-**
280
147 (M4)
WBK12-**
630
147 (M4)
WBK15-**
790
147 (M4)
WBK20-**
1 670
147 (M4)
Retaining cover
Retaining cover
φdφ
1 d1
φ1D
1g6
φD
g6
Set screw
Set screw
Brass pad
Brass pad
Locknut
WBK04-**
N
N
H
H
J
J
View X-X (Example 2)
Counterbore dimensions
J
W
X
Y
Unit : mm
Specification
Mass
Z
(kg)
Axial Direction
Basic dynamic
load rating
Rigidity
Maximum starting
torque
Locknut screw
Load limit
Ca(N)
N
(N/mm)
(N cm)
M
l
3
20
3.5
-
-
0.02
1 470
464
39
0.20
M4 × 0.50
4
26
4.5
-
-
0.04
2 760
854
60
0.35
M6 × 0.75
10
42
4.5
8.0
0.20
6 600
2 730
94
1.90
9
35
3.4
6.5
4 400
1 450
49
0.88
3 100
1 100
36
0.52
10
42
4.5
8.0
4
0.20
6 600
2 730
94
1.90
4 250
1 364
50
1.10
10
44
4.5
8.0
4
0.25
15
50
5.5
9.5
6
0.40
22
70
6.6
11.0
10
1.10
4
0.15
7 100
3 040
104
2.10
4 700
2 443
57
1.20
7 600
3 380
113
2.40
5 100
2 757
63
1.30
17 900
8 240
155
6.20
Attached bearing
for support side
606ZZ
M8 × 1.0
606ZZ
606VV
M10 × 1.0
M12 × 1.0
M15 × 1.0
M20 × 1.0
3. Deep groove ball bearing and snap ring are also provided for simple support side. (except WBK04-11M and WBK06-11M)
4. For retaining cover side of WBK08-11 and WBK08-11C, there are no seals.
5. For WBK04-11M and WBK06-11M, non-contact metal seals are installed in both sides of bearings.
608ZZ
608VV
6000ZZ
6000VV
6002ZZ
6002VV
6204ZZ
49
Support Units for Simple Support Side
Simple support side support unit for PSS and USS types
2-φX drill thru
φY c'bore Z depth
φd1
C -00.05
B
φd2
W
R/2 R/2
R
G
A
Unit : mm
Counterbore dimensions
Reference no.
Use
d2
A
B
C
W
X
Y
Z
Mass
(kg)
Radal direction
basic dynamic
load rating (N)
WBK08S-01B
Low
6
62
31
15.5
16
46
9
14
18
0.2
606ZZ
2 260
WBK12S-01B
Low
10
70
38
20.0
20
52
9
14
19
0.4
6000ZZ
4 550
WBK15S-01B
Low
15
80
42
22.0
20
60
9
14
23
0.4
6002ZZ
5 600
1. Use datum surface G for mounting to machine base.
2-φX drill thru
φY c'bore Z depth
C -00.05
D
B
φd2
E
R/2 R/2
R
W
A
G
Reference no.
Use
WBK08S-01
General
WBK08S-01C
Clean
WBK10S-01
General
WBK10S-01C
Clean
WBK12S-01
General
WBK12S-01C
Clean
WBK15S-01
General
WBK15S-01C
Clean
WBK20S-01
General
Note
φd1
Note
50
R
Bearing
reference
no.
Unit : mm
d2
A
B
C
D
E
R
6
52
32
17
26
25
8
70
43
25
35
10
70
43
25
15
80
50
20
95
58
Counterbore dimensions
Mass
(kg)
W
X
Y
Z
15
38
6.6
11
12
0.15
36
20
52
9.0
14
11
0.40
35
36
20
52
9.0
14
11
0.35
30
40
41
20
60
9.0
14
11
0.45
30
45
56
26
75
11.0
17
15
0.80
1. Use datum surface G for mounting to machine base.
Bearing
reference
no.
Radal direction
basic dynamic
load rating (N)
606ZZ
2 260
606VV
2 260
608ZZ
3 300
608VV
3 300
6000ZZ
4 550
6000VV
4 550
6002ZZ
5 600
6002VV
5 600
6204ZZ
12 800
Square Type
Simple support side support unit for FSS types
2-φX drill thru
φY c'bore Z depth
0
C - 0.05
B
φd
W
G
R/2
A
R
Reference no.
d
A
B
C
Unit : mm
Counterbore dimensions
R
W
X
Y
Z
Mass
(kg)
Bearing
reference no.
Radial
direction basic
dynamic load
rating (N)
WBK12SF-01B
12
62
31
15.5
18
46
9
14
18
0.2
6801ZZ
1 920
WBK15SF-01B
15
70
38
20.0
18
52
9
14
19
0.3
6902ZZ
4 350
WBK20SF-01B
20
80
42
22.0
22
60
11
17
23
0.4
6804ZZ
4 000
Note
1. Use datum surface G for mounting to machine base.
2-φX drill thru
φY c'bore Z depth
W
C
D
0
-0.05
B
φd
E
R/2
G
A
R
Unit : mm
Reference no.
d
A
B
C
D
E
R
WBK25SF-01
25
95
58
30
45
56
22
Note
Counterbore dimensions
W
X
Y
Z
75
11
17
15
Mass
(kg)
Bearing
reference no.
Radial direction
basic dynamic
load rating (N)
0.55
6005ZZ
10 100
1. Use datum surface G for mounting to machine base.
51
Worldwide Sales Offices
NSK Ltd. Headquarters, Tokyo, Japan
Asia Business Strategic Division Headquarters
Industrial Machinery Bearings Division Headquarters Automotive Division - Headquarters
Needle Roller Bearings Strategic Division - Headquarters
Precision Machinery & Parts Division - Headquarters
www.nsk.com
tel: 81-03-3779-7145
tel: 81-03-3779-7227
tel: 81-03-3779-7189
tel: 81-03-3779-2563
tel: 81-03-3779-7219
Korea:
NSK Korea Co., Ltd.
Seoul
Changwon Plant
Malaysia:
NSK Bearings (Malaysia) Sdn. Bhd.
Kuala Lumpur
NSK Micro Precision (M) Sdn. Bhd.
Malaysia Plant
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Africa
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Auckland
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Kunshan Plant
tel: 86-0520-730-5654
Changshu NSK Needle Bearing Co., Ltd.
Jiangsu Plant
tel: 86-0512-5230-1111
Guizhou HS NSK Bearings Co., Ltd.
Anshun Plant
tel: 86-0853-3521505
NSK Steering Systems Dongguan Co., Ltd.
Dongguan Plant
tel: 86-0769-262-0960
Zhangjiagang NSK Precision Machinery Co., Ltd.
Jiangsu Plant
tel: 86-0512-5867-6496
Timken-NSK Bearings (Suzhou) Co., Ltd.
Jiangsu Plant
tel: 86-0512-6665-5666
NSK China Technology Center
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tel: 86-0512-5771-5654
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Shanghai
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Guangzhou
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Chengdu
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tel: 86-0431-8988682
NSK (China) Investment Co., Ltd.
Shanghai
tel: 86-021-6235-0198
Taiwan NSK Precision Co., Ltd.
Taipei
NSK Bearings (Thailand) Co., Ltd.
Bangkok
tel: 66-02-6412-150
SIAM NSK Steering Systems Co., Ltd.
Chachoengsao
tel: 66-038-522-343~350
NSK Asia Pacific Technology Center (Thailand) Co., Ltd.
Chonburi
tel: 66-038-454631~454633
Vietnam:
NSK Representative Office
Hanoi
tel: 84-04-935-1269
Europe
NSK Europe Ltd.
(European Headquarters)
Maidenhead, U.K.
www.eu.nsk.com
tel: 44-01628-509800
NSK France S.A.S
Paris
tel: 33-01-30-57-39-39
Germany:
Italy:
NSK Italia S.p.A.
Milano
Industria Cuscinetti S.p.A.
Torino Plant
NSK European Distribution Centre B.V.
Tilburg
NSK Polska Sp. z.o.o.
Warsaw Branch
tel: 48-022-645-1525
NSK Iskra S.A.
Kielce
tel: 48-041-366-6111
NSK European Technology Center, Poland Office
Kielce
tel: 48-041-366-5812
Spain:
NSK Spain S.A.
Barcelona
tel: 49-0771-79082-277
tel: 49-07393-540
tel: 39-02-995-19-1
tel: 39-0119824811
tel: 34-093-289-27-63
Turkey:
NSK Rulmanlari Orta Dogu Tic. Ltd Sti
tel: 90-0216-442-7106
United Kingdom:
NSK Bearings Europe Ltd.
Peterlee Plant
NSK European Technology Centre
Newark
NSK UK Ltd.
Newark
NSK Steering Systems Europe Ltd.
Coventry
tel: 44-0191-586-6111
tel: 44-01636-605123
tel: 44-01636-605123
tel: 44-024-76-337100
North and South America
NSK Americas, Inc. (American Headquarters)
Ann Arbor, Michigan
tel: 1-734-913-7500
Argentina:
NSK Argentina SRL
Buenos Aires
tel: 54-011-4762-6556
Brazil:
www.br.nsk.com
NSK Brasil Ltda.
São Paulo
tel: 55-011-3269-4700
Canada:
www.ca.nsk.com
NSK Canada Inc.
Toronto
tel: 1-905-890-0740
NSK Rodamientos Mexicana, S.A. de C.V.
Mexico City
United States of America:
tel: 49-02102-481-0
tel: 31-013-4647647
Poland:
Mexico:
France:
tel: 91-044-2446-6862
tel: 62-021-898-0155
tel: 886-02-2509-3305
Thailand:
tel: 91-044-274-66002
Indonesia:
PT. NSK Bearings Manufacturing Indonesia
Jakarta
PT. NSK Indonesia
Jakarta
Taiwan:
NSK Deutschland GmbH
Düsseldorf
NSK Steering Systems Europe Ltd.
Stuttgart
Neuweg Fertigung GmbH
Munderkingen
India:
Rane NSK Steering Systems Ltd.
Chennai
NSK Ltd. India Branch Office
Chennai
NSK International (Singapore) Pte Ltd.
Singapore
tel: 65-6496-8000
NSK Singapore (Pte) Ltd.
www.nsk-singapore.com.sg
Singapore
tel: 65-6496-8000
Netherlands:
NSK Corporation
Ann Arbor, Michigan
NSK American Technology Center
Ann Arbor, Michigan
NSK Precision America, Inc.
Franklin, Indiana
NSK Steering Systems America, Inc.
Bennington, Vermont
NSK Latin America, Inc.
Miami, Florida
www.mx.nsk.com
tel: 52-55-36822900
www.nskamericas.com
tel: 1-734-913-7500
tel: 1-734-913-7500
www.nskamericas.com
tel: 800-255-4773
www.nssa.nsk.com
tel: 1-802-442-5448
www.la.nsk.com
tel: 1-305-477-0605
tel: 62-021-252-3458
NSK Ltd. has a basic policy not to export any products or technology designated as controlled items by export-related laws. When exporting the products in this brochure, the laws of the
exporting country must be observed. Specifications are subject to change without notice and without any obligation on the part of the manufacturer. Every care has been taken to ensure the
accuracy of the data contained in this brochure, but no liability can be accepted for any loss or damage suffered through errors or omissions. We will gratefully acknowledge any additions or
corrections.
Compact FA - Rev 9/AB/1M15. Printed in the USA ©NSK 2015. The contents of this publication are the copyright of the publishers.

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