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Stop & Start the Shaft Clutch-Brakes: Ball Bearing Pilot


Ball Bearing Pilot
Stop & Start the Shaft Clutch-Brakes
Design Features
Air set clutch torque ratings to 2,700 pound inches
Spring set brake torque ratings to 260 pound inches
Shaft sizes to 2 inches

Specifications
Product No.
ClutchTorque (lb-in) @ 80 PSI
Spring Set Brake Torque (lb-in
Brake Release Pressure (PSI)
Maximum Bore with Square Key (inches)
X3A2H-STH
275
19
15-20
5/8
X4A2H-STH
712
62
20-25
1-1/4
X5A2H-STH
1482
163
20-25
1-7/16
X6A2G-STH
2706
256
20-25
2


Dimensions (inches)
Product No.
A
C
D
E
F
G
H
L
P (NPT)
V
X
Y
Z
X3A2H-STH
0.30
0.76
3.52
1.21
3.09
2.734
2.375
4.34
1/16
0.63
(3) 10-24
(2) 5/16-18
0.44
X4A2H-STH
0.32
0.78
4.50
1.23
4.09
3.672
3.250
5.86
1/8
0.75
(6) 1/4-20
(2) 3/8-16
1.11
X5A2H-STH
0.47
1.05
5.69
1.61
4.47
3.953
3.437
6.28
1/8
0.75
(6) 5/16-18
(2) 7/16-14
0.69
X6A2G-STH
0.53
1.18
7.34
1.84
5.97
5.359
4.750
7.76
1/4
1.25
(6) 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.