| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 11Y-30-14311 | CYLINDER | 50501- | |
| 2 | 07177-05530 | BUSHING | 50501- | |
| 3 | 11Y-30-24370 | SPRING | 50501- | |
| 4 | 11Y-30-14340 | PILOT | 50501- | |
| 5 | 11Y-30-14161 | NUT | 50501- | |
| 6 | 11Y-30-14171 | SPACER | 50501- | |
| 7 | 203-30-42260 | VALVE | 50501- | |
| 8 | 07020-00900 | FITTING,GREASE | 50501- | |
| 9 | 11Y-30-14210 | LOCK | 50501- | |
| 10 | 01010-80830 | BOLT | 50501- | |
| 11 | 01643-30823 | WASHER | 50501- | |
| 12 | 11Y-30-14390 | SEAL | 50501- | |
| 13 | 11Y-30-14380 | SPACER | 50501- | |
| 14 | 04065-07025 | RING | 50501- | |
| 15 | 09370-00050 | U-PACKING | 50501- | |
| 16 | 07155-00515 | RING | 50501- | |
| 17 | 04064-03515 | RING | 50501- | |
| 18 | 11Y-30-14330 | ROD | 50501- | |
| 19 | 07049-01215 | PLUG | 50501- | |
| 20 | 01010-81675 | BOLT | 50501- | |
| 21 | 01643-31645 | WASHER | 50501- |