Umschlag Lager 06-07.f11

WL 2008 E
Nadella S.p.a.
2008
NADELLA Nadellager
Needle Bearings
WL 2008 E
䉴 NEEDLE BEARINGS
2008
© NADELLA 2008
2
3
PRINCIPAL UNITS
4
NEEDLE BUSHES
BEARINGS WITH CAGE
GUIDED NEEDLES
6
7
TECHNICAL
INFORMATION
8
9
10
11
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14
15
16
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53
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59
60
61
62
63
64
65
66
67
Coeffizient ␥
for formula 4) page 65
Coeffizient K
for formula 1) page 65
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
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101
102
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106
107
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111
112
113
114
115
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120
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125
126
127
128
129
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132
133
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142
143
144
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147
148
149
150
151
152
153
TABLES
154
SYMBOLS
A
Page
63
AIG
Needle.
AR
ARNB
ARNBT
ARZ
Roller thrust bearing - one retained plate.
Precision combined bearing with adjustable preload using roller thrust bearings.
Combined bearing ARNB with screw locations.
Roller thrust bearing - two retained plates.
97
129
129
97
AX
AXJ
AXNA
Needle thrust bearing - one retained plate.
Special needle thrust bearing for high speed.
Precision combined bearing with adjustable preload using needle thrust bearings
97
98
129
AXNAT
AXNB
AXNBT
AXZ
Combined bearing AXNA with screw locations.
Precision combined bearing with adjustable preload using needle thrust bearings.
Combined bearing AXNB with screw locations.
Needle thrust bearing -two retained plates.
129
129
129
97
B
BB
Needle cage, one-piece with one row of needles.
Needle cage, one-piece with two rows of needles.
Convex outer diameter for RNA 11 000 series cam followers.
Cylindrical inner ring with lubrication holes for full complement needle bearings
type RNA.
Wide cylindrical inner ring with lubrication holes for full complement needle
bearings type RNA 1000, 2000 and 3000 series.
Wide cylindrical inner ring without lubrication hole for full complement needle
bearings type RNA 1000, 2000 and 3000 series.
Wide cylindrical inner ring without lubrication hole for full complement needle
bearings type RNA 1000 series.
Full complement needle bearing type NA with special convex inner ring.
Caged needle bush, closed-end, according to ISO tolerances.
Needle roller with flat ends.
Needle roller with round ends.
B
...B6
BIC
BICG
BIG-BIK
BIP
...BIR
BK
...BP
...BR
71
149
149
149
149
52
25
63
63
C
… C2, C3, C4, C5
CPN
CPR
CPT
Radial play groups for complete bearings with inner rings.
Needle bush closed-end with full complement grease retained needles.
Plate for needle thrust bearing, roller thrust bearing (light series) and combined
bearing.
Plate, machine-tool quality.
Plate for roller thrust bearing (heavy series) and 812 series.
Overthick thrust plate.
DB
DBF
DBFH
DBH
Caged needle bush, open.
Caged needle bush, closed-end.
Needle bush DBF with lubrication hole.
Needle bush DB with lubrication hole.
25
25
25
25
DG, DGX®
High precision needle roller bearing with adjustable play.
Needle roller bearing with convex outer ring.
Deltaflex bearing for steering column.
51
-
DL
DLF
DLFH
DLH
Full complement needle bush, open.
Full complement needle bush, closed-end.
Needle bush DLF with lubrication hole.
Needle bush DL with lubrication hole.
25
25
25
25
CN, CNS
CP
38
25
-
D
… DELTA
… DER
E
ET
Seal incorporated one side.
Seals incorporated on two sides
Metal seals incorporated on two sides
Sealing ring.
25
71
71
143
155
SYMBOLS
…E
... EE
... EEM
F
Page
71
71
71
FG
FGL
FGU ...FGUL
Cam follower with non-separable outer and inner rings. Convex outer ring.
Cam follower with non-separable outer and inner rings. Cylindrical outer ring.
Roller cam follower.
GC
GCL
GCR
Cam follower with stud. Convex outer ring.
Cam follower with stud. Cylindrical outer ring.
Eccentric cam follower with stud. Convex outer ring.
71
71
71
GCRL
GCU-GCUL
GCUR
GCURL
Eccentric cam follower with stud. Cylindrical outer ring.
Roller cam follower.
Eccentric roller cam follower with stud. Convex Outer Ring
Eccentric roller cam follower with stud. Cylindrical Outer Ring
71
71
71
71
GN
Grease nipple for cam follower with stud.
74
HK
Hm
Caged needle bush, open, according to ISO tolerances.
Nut for cam follower with stud.
Stabilisation heat treatment for high temperature.
G
H
... HT 1, 2, 3, 4
25
74
12
I
IM
IMC
Cylindrical inner ring.
Cylindrical inner ring with lubrication hole.
JL
JLF
JLFH
JLH
Full complement needle bushes, open, inch dimensions.
Full complement needle bush, closed-end, inch dimensions.
Needle bush JLF with lubrication hole.
Needle bush FL with lubrication hole.
MB
MBB
Needle cage two-piece with one row of needles.
Needle cage two-piece with two rows of needles.
NA
NAR
NAW
NB
NBI
Full complement or caged needle bearing with inner ring.
Full complement self-aligning needle roller bearing, with inner ring.
Full complement inverted bearing.
Caged needle bearing without inner ring.
Caged needle bearing with inner ring.
NE
NG
NH
Special product, deep drawn raceway.
Special product, tooled race~ay.
Special product, both types raceway.
OB
Plug for cam follower with stud.
145
145
J
25
25
25
25
M
-
N
51
–
37
37
–
–
–
O
74
P
…P
… P6, P5, P4
PM
PMH
156
Needle bush DB, DL and derivatives, or inner rings 1M and IMC, according to ISO
tolerances.
Precision tolerance codes for inner and outer rings.
Intermediate plate for needle or roller thrust bearing, light series.
Intermediate plate with lubrication hole for needle or roller thrust bearing,
light series.
25
38
-
R
… R6
Convex inner ring raceway.
Page
52
RAX 400
RAX 500
RAX 700®
RAX 700®
Combined bearing with needle thrust cage.
Combined bearing with roller thrust cage.
Combined bearing with thin outer ring, open.
Combined bearing with thin outer ring, closed- end.
111
111
111
111
RAXN 400, 500
RAXNPZ 400, 500
RAXNTZ 400
RAXPZ 400
RAXTZ 400
RAXZ 500
Combined bearing, machine-tool quality.
Combined bearing RAXN 400 or RAXN 500 with retained thrust plate.
Combined bearing RAXN 400 with retained thrust plate.
Combined bearing RAX 400 with retained thrust plate.
Combined bearing RAX 400 with retained thrust plate.
Combined bearing RAX 500 with retained thrust plate.
112
112
112
112
123
111
RNA
RNAB
RNAL
RNAR
Full complement or cages needle bearing without inner ring.
Cam follower 11 000 series, outer diameter crowned greater than ...86.
Cam follower 11 000 series, cylindrical outer ring.
Full complement self-aligning needle roller bearing, without inner ring.
RT
Adjustment spring for Delta bearing.
51
71
71
-
S
(...s/Bi)
… SGT
SL
Old symbol for full complement bearing without inner ring. Replaced by RNA.
Needle bearing without lubrication groove and hole in outer ring.
Full complement needle bush, grease retained needles, open.
51
51
25
T
… TA
… TB
… TC
Radial play, precision applications.
Radial play, selected from lower half of standard tolerance.
Radial play, selected from upper half of standard tolerance.
… TS
Special radial play for conditions of expansion.
… ZS
Reduced radial play for special conditions.
38–53
38–53
38–53
55
Z
38
157
Notice
WL 2008 E
Nadella S.p.a.
2008
NADELLA Nadellager
Needle Bearings
WL 2008 E