| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6711-21-1310 | PLATE,REAR COVER | 170637- | |
| 2 | 6610-21-1330 | GASKET (K2) | 170637- | |
| 3 | 02030-70632 | BOLT | 170637- | |
| 4 | 02030-70625 | BOLT | 170637- | |
| 5 | 02310-01224 | WASHER,SPRING | 170637- | |
| 6 | 6610-21-1340 | RETAINER | 170637- | |
| 7 | 07000-06240 | O-RING (K2) | 170637- | |
| 8 | 6610-21-1350 | GASKET (K2) | 170637- | |
| 9 | 02030-70644 | BOLT | 170637- | |
| 10 | 02310-11224 | WASHER,SPRING | 170637- | |
| 11 | 02030-70416 | BOLT | 170637- | |
| 12 | 02310-00916 | WASHER,SPRING | 170637- | |
| 13 | 6711-21-1320 | SEAL, REAR (K2) | 170637- |