| Item | Part No. | Part Name | Qty | Serial No. |
| 421-56-21000 | CAB ASS'Y | 50001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.5501A TO 5509. | ||||
| 1 | 421-56-21550 | SEAL | 50001- | |
| 2 | 01010-82050 | BOLT | 50001- | |
| 3 | 01643-32060 | WASHER | 50001- | |
| 4 | 01010-51240 | BOLT | 50001- | |
| 5 | 01643-31232 | WASHER | 50001- | |
| 6 | 418-46-12310 | SHIM¤ 1.0MM | 50001- |