TM 9-2350-261-34
Reference
Point of Measurement
Idler Hubs
Wear
Idler Hubs
Wear
All
Letter
(All except
Wear
Limits (M741A1
Limits
Road
Limits
M741A1)
Only)
Wheels
A
Inside diameter of inner hub bearing
2.0625 to
*
2.000 to
*
2.000 to
2.0010
2.0630
2.005
2.005
B
Inside diameter of outer hub bearing
1.5625 to
*
1.5000 to
*
1.5630
1.5005
C
Outside diameter of outer bearing
3.1562 to
*
3.0000 to
*
cup
3.1572
3.0001
D
Inside diameter of outer bearing
3.1527 to
*
2.9965 to
*
2.9965 to
*
hub surface
3.1537
2.9975
2.9975
C-D
Fit of cup in hub
0.0025T to
0.0025T to
0.0045T
0.0045T
E
Outside diameter of inner bearing
3.6250 to
*
3.5000 to
*
3.5000 to
*
cup
3.6260
3.5010
3.5005
F
Inside diameter of inner bearing
3.621 to
3.496 to
*
3.4960 to
*
hub surface
3.622
3.497
3.4970
E-F
Fit of cup in hub
0.003T to
0.003T to
0.005T
0.005T
*Must be within new parts dimensions.
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