TM 9-2520-246-34-1 g. Front Output Shaft (Model T-136-21). FRAME 1 1. Take off snap ring (1) and thrust washer (2). 2. Take off front outer race (3) with front sprag unit (4). 3. Take off two spacers (5). 4. Take off rear outer race (6) with rear sprag unit (7). GO TO FRAME 2 2-151