| Item | Part No. | Part Name | Qty | Serial No. |
| 232-63-33300 | CYLINDER ASS'Y | 20028- | ||
| 1 | 232-63-33140 | CYLINDER | 20028- | |
| 2 | 232-63-13130 | HEAD | 20028- | |
| 3 | 232-63-13230 | RETAINER | 20028- | |
| 4 | 236-63-62173 | PACKING | 20028- | |
| 5 | 07000-12095 | O-RING | 20028- | |
| 6 | 07001-02095 | RING | 20028- | |
| 7 | 07177-05030 | BUSHING | 20028- | |
| 8 | 07179-00069 | RING | 20028- | |
| 9 | 07016-00507 | SEAL | 20028- | |
| 10 | 232-63-33120 | ROD | 20028- | |
| 11 | 07143-10405 | BUSHING | 20028- | |
| 12 | 07145-00045 | SEAL | 20028- | |
| 13 | 10E-63-56170 | PISTON | 20028- | |
| 14 | 07155-00820 | RING | 20028- | |
| 15 | 20R-63-56280 | U-PACKING | 20028- | |
| 16 | 111-63-99330 | RETAINER | 20028- | |
| 17 | 07165-13033 | NUT | 20028- |