TM 9-2520-246-34 Figure 4-25. Repair and Replacement Standard Points of Measurement for Transfer Case and Seals. Table 4-4. Repair and Replacement Standard Points of Measurement for Transfer Case and Seals Fig. Ref Point of Measurement Size and Fit Wear Limits No. Letter of New Parts 4-25 A Oil seal outside diameter 1.501-1.505 (*) 4-25 B Shifter shaft cover bore (front) 1.498-1.500 1.4985 4-25 A-B Fit of seal in shifter shaft cover bore 0.001T-0.007T 0.0065T 4-25 C Input shaft flange outside diameter 2.522-2.530 2.5150 4-25 D Input shaft deflector inside diameter 2.506-2.511 (*) 4-25 C-D Fit of deflector on flange 0.011T-0.024T 0.0008T 4-25 E Oil seal outside diameter 3.353-3.357 (*) 4-25 F Input shaft cover bore 3.348-3.350 3.3495 4-25 E-F Fit of oil seal in input shaft cover bore 0.003T-0.009T 0.0020T 4-25 G Front axle output shaft flange outside diameter 2.522-2.530 2.5150 4-25 H Front axle output shaft deflector inside diameter 2.506-2.511 (*) 4-25 G-H Fit of deflector on flange 0.011T-0.024T 0.0008T 4-25 J Front axle output shaft oil seal outside diameter 3.353-3.357 (*) 4-25 K Front axle output shaft case bore 3.348-3.350 3.3495 4-25 J-K Fit of oil seal in front axle output shaft case bore 0.003T-0.009T 0.0020T 4-25 L Rear output shaft oil seal outside diameter 3.353-3.357 (*) 4-25 M Rear output shaft case bore 3.348-3.350 3.3510 4-25 L-M Fit of oil seal in rear output case bore 0.003T-0.009T 0.0020T 4-25 N Dowel pin outside diameter 0.7501-0.7503 (*) 4-25 P Dowel pin case bore 0.7500-0.7510 0.7525 4-25 N-P Fit of dowel pin in case bore 0.0009L-0.0003T 0.0024L 4-18