Data Sheet

MISCELLANEOUS
B376
FOUR BEARING TROLLEY
ASSEMBLY
B-Line
FITTINGS
B377
5
3 /16"
(84.1)
•Safety Factor of 2.5
•Stainless steel ball bearings
•Not for continuous cycling
applications
•Standard finishes: ZN
•Wt./C 110 Lbs. (49.9kg)
TWO BEARING TROLLEY ASSEMBLY
•Safety Factor of 2.5
•Stainless steel ball bearings
•Not for continuous cycling
1 1 '/8" (28.6) applications
I5/16"
' BEARING O.D. •Standard finishes: ZN
U33.3)
•Wt./C 48 Lbs. (21.8kg)
I 5 /16"
(33.3)
33/8"
(85.7)
Design Load in B22
300
(1.33)
(2.00)
(2.67)
600
12
10
1"2
-Tf l'/8" (28.6)
[ BEARING O.D.
31/8"
(79.4)
450
=8
i£
5*
13
/16"
(20.6)
Design Load in B22
@600
@300
(0)100
(.67)
(1.00)
(1.94)
150
225
437
@600
@300
@100
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M
B477
B478
TWO BEARING LIGHT DUTY
TROLLEY ASSEMBLY
•Design Load 50 Lbs. (.22 kN)
•Safety Factor of 2.5
•Stainless steel ball bearings
•Not for continuous cycling
applications
•Material: 12 Gauge (2.6)
ASTM A570 Or. 33
•Standard finishes: ZN
•Wt./C 30 Lbs. (13.6kg)
1 V4"
' (31.7) -
!3/4"
(44.4)
—I
1 >/8"
(28.6)
^Lr
5/8"
(15.9)
i
FOUR BEARING LIGHT DUTY
TROLLEY ASSEMBLY
•Design Load 100 Lbs. (.44 kN)
•Safety Factor of 2.5
•Stainless steel ball bearings
•Not for continuous cycling
applications
•Material: 12 Gauge (2.6)
ASTM A570 Gr. 33
•Standard finishes: ZN
•Wt./C 68 Lbs. (30.8 kg)
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t; a
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H/32"
(8.7)
/32" X 9/16" SLOT-(2)
(7.1)
(14.3)
/32"(7.1)
D1A. HOLt
S
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0
wji
9
9
a.
9
/32" (7.1)
D1A. HOLE
«a »
- «, 2
3/4"
„ (19.0):
S
2
(50.8)
si1
c ^
— *p
B478H
B477H
FOUR BEARING LIGHT DUTY
TROLLEY ASSEMBLY WITH EYE HOOK
•Design Load 100 Lbs. (.44 kN)
•Safety Factor of 2.5
•Stainless steel ball bearings
•Not for continuous cycling
applications
•Material: 12 Gauge (2.6)
ASTM A570 Gr. 33
•Standard finishes: ZN
l'/8
(28 6) * Wt - /c 72 Lbs - (32-6 k§)
TWO BEARING LIGHT DUTY
TROLLEY ASSEMBLY WITH EYE HOOK
•Design Load 50 Lbs. (.22 kN)
•Safety Factor of 2.5
•Stainless steel ball bearings
•Not for continuous cycling
applications
•Material: 12 Gauge (2.6)
ASTM A570 Gr. 33
•Standard finishes: ZN
•Wt./C 36 Lbs. (16.3kg)
^E
= ii
I
5'
"—So
•a
3l5/16"
(100.0)
~
_o
7i
V4" (6.3)
EYE ROD
'/4" (6.3)
HYH ROD
3
3
/4" I.D
(19.0)
Reference page 58 for general fitting and standard finish specifications.
/4" l.L)
(19.0)
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95
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FITTINGS
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This section offers a full selection of fittings and accessories to complete B-Line's metal framing system. Fittings
are made from hot rolled, pickled and oiled plate or strip
steel in accordance with ASTM A907, unless noted.
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2.S
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TS-g
= 5
i=
S*
Dimensions
The following dimensions apply to all fittings except as
noted:
Hole Size - 9/16"°VV-_
(14.3 mm) diameter
\.
Hole Spacing - ! 7 /8"
(47.6 mm) on center
Hole Spacing
13
/16" (20.6 mm)
,->C\ from end
Thickness - ]/4" (6.3 mm) —^
!
Width- l 5 /8"(41.3mm)
Materials & Finishes*
I
u
J.
V
Finish
Code
PLN
ZN
CRN
HDG
SS4
SS6
AL
Finish
Plain
Electro-Plated Zinc
Dura-Green
Hot-Dipped Galvanized
Stainless Steel Type 304
Stainless Steel Type 316
Aluminum
Specification
ASTM A907 Gr. 33
ASTM B633 SC3 Type III
TT-C-490B
ASTM A 123
ASTM A240
ASTM A240
ASTM B209
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*Unless otherwise noted.
Load Data
The load data published includes safety factor of 2.5 when
used with 12 ga. (2.6) channel (safety factor = ratio of ultimate load to the design load).
Use >/2" by 7/8" hex head cap screws and V2" (N225 or
TN225) channel nuts for the rated results.
Recommended Bolt Torque
Bolt Size
Foot/Lbs.
Nm
a
£fi
II
XS-
1/4-20
6
8
5
/16-18
11
15
19
50
26
68
Hardware
Metric dimensions are shown in parentheses. Unless noted,
all metric dimensions are in millimeters.
l
l
58
V2-13
Nuts and bolts are not included with the fittings and must
be ordered separately, unless noted.
H
S|
/8-16
See chart on page 98 for setscrew torque.
I Metric
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3
B-Line