TM 9-2520-246-34-1 f. Rear Output Shaft Assembly. FRAME 1 NOTE Readings must be within limits given in table 2-25. If read- ings are not within given limits, throw away part and get a new one. 1. Measure clutch jaw taper (1). 2. Measure inner bearing race (2) and outer bearing race (3). 3. Measure inner bearing race (4) and outer bearing race (5). 4. Measure gear bore (6). 5. Measure gear keyway width (7). GO TO FRAME 2 Table 2-25. Rear Output Shaft Clutch and Bearings Wear Limits Index Number 1 2 3 4 5 Size and Fit of New Parts Item/Point of Measurement (inches) Clutch jaw taper 0.006 to 0.012 Bearing inside diameter Bearing race outside diameter Bearing inside diameter Bearing race outside diameter Driven gear bore Gear keyway width 2.6250 to 2.6260 404375 to 4.4385 1.7500 to 1.7505 3.8750 to 3.8760 2.375 to 2.376 0.5000 to 0.5025 Wear Limit (inches) 0.0020 None None None None 2.3765 0.5052 2-185