TM 9-2320-209-34-2-3 c. Disassembly. FRAME 1 1. Take out and throw away cotter pin (1) from shear pin (2). 2. Take out shear pin (2). 3. Take out expansion plug (3). Using punch, drive straight pin (4) through hub (5) and shaft (6). 4. Pull hub (5) from shaft (6). 5. Take off two retaining rings (7) and sprocket (8). 6. Press bushing (9) out of sprocket (8). 7. Take off lubrication fitting (10). GO TO FRAME 2 18-37