| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6738-21-3110 | HOUSING,GEAR | 21541930- | |
| 2 | 6732-21-3811 | GASKET (K2) | 21541930- | |
| 3 | 6736-21-3210 | BOLT | 21541930- | |
| 4 | 6736-21-5310 | BOLT | 21541930- | |
| 5 | 6732-21-3140 | PIN | 21541930- | |
| 6 | 6732-21-3150 | RING | 21541930- | |
| 7 | 6732-21-3870 | O-RING (K2) | 21541930- | |
| 8 | 6732-21-3180 | HOUSING | 21541930- | |
| 9 | 6732-21-3880 | GASKET (K2) | 21541930- | |
| 10 | 6732-21-3160 | BOLT | 21541930- | |
| 11 | 6735-21-3511 | SEAL | 21541930- | |
| 12 | 6736-21-3310 | COVER,GEAR | 21541930- | |
| 14 | 6736-21-3210 | BOLT | 21541930- | |
| 15 | 6736-21-5310 | BOLT | 21541930- |