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 96 of 153
TM 9-2520-246-34
Table 4-6. Repair and Replacement Standard Points of Measurement for Transfer and Bearings.
Fig.
Ref
Points of Measurement
Size and Fit
Wear Limits
No.
Letter
of New Parts
4-48
B
Cover bore
4.3300-4.3309
4.3316
4-48
C
Bearing outside diameter
4.3301-4.3307
(*)
4-48
C-B
Fit of bearing in bore
0.0008L-0.0007T
0.0015L
4-48
A
Case bore
3.9363-3.9372
3.9379
4-48
R
Bearing outside diameter
3.9364-3.9370
(*)
4-48
R-A
Fit of bearing in bore
0.0007T-0.0008L
0.0015L
4-48
B
Cover bore
3.9980-3.9990
4.000
4-48
D
Bearing cup outside diameter
4.0004.001
(*)
4-48
D-B
Fit of cup in bore
0.003T-0.001T
0.000T
4-48
A
Case bore
3.995-4.005
4.0010
4-48
M
Bearing cup outside diameter
4.0004.0010
(*)
4-48
M-A
Fit of cup in bore
0.005L-0.0015T
0.0010L
4-48
B
Cover bore
4.4355-4.4365
4.4375
4-48
G
Bearing cup outside diameter
4.4375-4.4385
(*)
4-48
G-B
Fit of cup in bore
0.0010T-0.0030T
0.000T
4-48
A
Case bore
3.8750-3.8760
3.8765
4-48
K
Bearing cup outside diameter
3.8750-3.8760
(*)
4-48
K-A
Fit of cup in bore
0.0010T-0.0010L
0.0015L
4-48
A
Case bore
i.000-l.0012
1.0020
4-48
P
Shifter shaft outside diameter
0.9949-0.0061
0.9941
4-48
P-A
Fit of shaft in bore
0.0039L-0.0063L
0.0070L
4-48
B
Cover bore
1.000-1.0012
1.0020
4-48
P
Shifter shaft outside diameter
0.9949-0.9961
0.9941
4-48
P-B
Fit of shaft in bore
0.0039L-0.0063L
0.0070L
4-48
Case bore
1.2480-1.2496
1.2520
4-48
Q
Plug and oil seal outside diameter
1.2540-1.2580
(*)
4-48
Q-A
Fit of plug in bore
0.0024T-0.0100T
0.0020T
4-48
A
Case bore
0.7461-0.7472
0.7480
4-48
J
Dowel pin outside diameter
0.7500-0.7510
(*)
4-48
J-A
Fit of pin in bore
0.0028T-0.0049T
0.0020T
4-48
E
Bearing cone bore
2.0000-2.0005
(*)
4-48
F
Idler shaft outside diameter
2.0010-2.0015
2.0005
4-48
E-F
Fit of bearing on shaft
0.0005T-0.0015T
0.000T
4-48
N
Bearing bore
2.000-2.0005
(*)
4-48
F
Idler shaft outside diameter
2.0015-2.0010
2.0005
4-48
N-F
Fit of bearing on shaft
0.0005T-0.0015T
0.000T
4-48
L
Bearing bore
1.7500-1.7505
(*)
4-48
H
Rear output shaft outside diameter
1.7515-1.7510
1.7505
4-48
L-H
Fit of bearing on shaft
0.0005T-0.0015T
0.000T
A
4-35
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