TM-9-2520-246-34
TRANSMISSION MODEL 3052, NSN 2520-00-347-4520
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL
MAY 1978
TM-9-2520-246-34 - Page 94 of 153
TM 9-2520-246-34
Table 4-5. Repair and Replacement Standard Points of Measurement for Transfer Gear Train (Continued)
Fig.
Ref
Point of Measurement
Size and Fit
No.
Letter
Wear Limits
of New Parts
4-47
DD-Z
Fit of shaft in race bore
0.0008T-0.0012L
0.0015L
4-47
CC
Race keyway width
0.3740-0.3760
0.3780
4-47
AA
Key width
0.3750-0.3760
(*)
4-47
AA-CC
Fit of key in race keyway
0.0020T-0.0010L
0.0030L
4-47
BB
Shaft keyway width
0.3736-0.3756
(*)
4-47
AA
Key width
0.3750-0.3760
(*)
4-47
AA-BB
Fit of key in shaft keyway
0.0006L-0.0024T
0.0006L
4-47
J J
Race (inner) outside diameter
3.0875-3.0885
3.0865
4-47
GG
Race (outer) inside diameter
3.8338-3.8348
3.8378
4-47
HH
Sprag width
0.3770-0.3780
0.3750
4-47
KK
Spring free length
2.290-2.440
(*)
Spring length at pressure -
2-3/32 in. 12-18 lb
1-1/2 in. 41 - 44 lb
4-47
EE
Collar groove width
0.6060-0.6100
0.6180
4-47
FF
Fork thickness
0.5705-0.5665
0.5590
4-47
FF-EE
Fit of fork in groove
0.0355L-0.0435L
0.0590L
4-47
S
Bearing cone inside diameter
2.6250-2.6260
(*)
4-47
R
Rear output shaft outside
2.6265-2.6275
2.6260
diameter
4-47
S-R
Fit of bearing cone on shaft
0.0005T-0.0025T
0.000T
4-47
M
Bearing cone inside diameter
1.7500-1.7505
(*)
4-47
P
Rear output shaft outside diameter
1.7510-1.7515
1.7505
4-47
M-P
Fit of bearing cone on shaft
0.0005T-0.0015T
0.000T
4-47
V
Rear output shaft bore
1.8126-1.8136
1.8142
4-47
W
Front output shaft outside diameter
1.8096-1.8106
1.8087
4-47
W-V
Fit of shaft in shaft bore
0.0020L-0.0040L
0.0055L
4-33
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