| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 21W-54-42610 | COLLAR | 4001- | |
| 2 | 21W-54-42510 | CUSHION | 4001- | |
| 3 | 07000-03025 | O-RING | 4001- | |
| 4 | 21W-54-42561 | COLLAR | 4001- | |
| 5 | 21W-54-42270 | BOLT | 4001- | |
| 6 | 01643-31645 | WASHER | 4001- | |
| 7 | 22W-75-16460 | BOLT | 4001- | |
| 8 | 01643-31645 | WASHER | 4001- |