TM 9-2520-246-34 Table 4-2. Repair and Replacement Standard Points of Measurement for Transfer and Bearings Fig. Ref Point of Measurement Size and Fit No. Letter Wear Limits of New Parts 4-23 A Shifter shaft housing bore 0.9995-1.0015 1.0022 4-23 B Shifter shaft outside diameter 0.9945-0.9955 0.9938 4-23 A-B Fit of shifter shaft in bore 0.007L-0.004L 0.0077L 4-23 C Shifter shaft housing bore (rear) 1.247-1.249 1.2514 4-23 D Expansion plug outside diameter 1.256-1.260 (*) 4-23 C-D Fit of plug in shifter shaft housing bore 0.007T-0.013T 0.0046T 4-25 E Input shaft cover bore (front) 4.3305-4.3315 4.3320 4-23 F Input shaft housing bore (rear) 3.9368-3.9378 3.9382 4-23 G Bearing outside diameter 4.3301-4.3307 (*) 4-23 H Bearing outside diameter 3.9364-3.9370 (*) 4-23 E-G Fit of bearing in input shaft bore (front) 0.0014L-0.0002T 0.0019L 4-23 F-H Fit of bearing in input shaft bore (rear) 0.0014L-0.0002T 0.0018L 4-23 J Countershaft cover bore (front) 3.998-3.999 4.00 4-23 K Bearing outside diameter 4.000-4.001 (*) 4-23 J-K Fit of bearing in countershaft cover bore (front) 0.001T-0.003T 0.000T 4-23 L Countershaft housing bore (rear) 4.000-4.001 4.0012 4-23 K-L Fit of bearing in countershaft housing bore (rear) 0.001L-0.0010T 0.0012L 4-23 M Bearing bore 2.000-2.005 (*) 4-23 N Countershaft outside diameter 2.0010-2.0015 2.0005 4-23 M-N Fit of bearings on countershaft (each end) 0.0005T-0.0015T 0.000T 4-23 Front axle output shaft cover bore 4.4355-4.4365 4.4375 4-23 Q Bearing outside diameter 4.4375-4.4385 (*) 4-23 P-Q Fit of bearing in front axle shaft cover bore 0.0010T-0.0030T 0.000T 4-23 R Rear output shaft housing bore 3.8750-3.8760 3.8765 4-23 S Bearing outside diameter 3.8750-3.8760 (*) 4-23 R-S Fit of bearing in rear output shaft housing bore 0.0010T-0.0010L 0.0015L 4-23 T Dowel pin case bore 0.748-0.749 0.7498 4-23 U Dowel pin outside diameter 0.7501-0.7503 (*) 4-23 T-U Fit of dowel pin in case bore 0.011T-0.0023T 0.0003T P 4-16