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Stop & Start the Pilot (Sprocket) Clutch-Brakes: Bronze Bushing Pilot


Bronze Bushing Pilot
Stop & Start the Pilot
(Sprocket) Clutch-Brakes
Design Features
Air set clutch torque ratings to 2,700 pound inches
Spring set brake torque ratings to 525 pound inches
Shaft sizes to 2 inches
Low speed applications

Specifications
Product No.
ClutchTorque (lb-in) @ 80 PSI
Spring Set Brake Torque (lb-in
Brake Release Pressure (PSI)
Maximum Bore with Square Key (inches)
W3B2H-STH
275
39
15-20
5/8
W4B2H-STH
712
128
20-25
1-1/4
W5B2H-STH
1482
337
20-25
1-7/16
W6B2G-STH
2706
525
20-25
2


Dimensions (inches)
Product No.
A
C
D
E
F
G
H
L
P (NPT)
V
X
Y
Z
W3B2H-STH
0.33
0.76
3.52
1.21
2.31
1.953
1.594
4.34
1/16
0.56
(3) 10-24
(2) 5/16-18
0.44
W4B2H-STH
0.38
0.78
4.50
1.23
3.03
2.609
2.187
5.86
1/8
0.75
(3) 1/4-20
(2) 3/8-16
1.11
W5B2H-STH
0.56
1.05
5.69
1.61
3.56
3.047
2.531
6.28
1/8
0.75
(3) 5/16-18
(2) 7/16-14
0.69
W6B2G-STH
0.58
1.18
7.34
1.84
5.03
4.422
3.812
7.76
1/4
1.25
(3) 3/8-16
(2) 1/2-13
0.83
View minimum sprocket size information
Metric Bore Sizes Available

Mach III Clutch, Inc., 322 Elm Street, Ludlow, KY 41016
© 2003 Mach III Clutch, Inc. All Rights Reserved.