| Item | Part No. | Part Name | Qty | Serial No. |
| 721-07-12110 | ACCUMULATOR ASS'Y | 53001-@ | ||
| 1 | 721-10-12021 | CYLINDER | 53001-@ | |
| 2 | 721-89-10053 | PLATE, SPECIFICATION | 53001-. | |
| 3 | 721-29-12010 | COVER,TOP | 53001-@ | |
| 4 | 07000-12100 | O-RING | 53001-@ | |
| 5 | 707-35-91020 | RING,BACK-UP | 53001-@ | |
| 6 | 07000-15090 | O-RING | 53001-@ | |
| 7 | 721-36-10011 | PISTON | 53001-@ | |
| 8 | 721-47-12010 | SEAL,RING | 53001-@ | |
| 9 | 721-88-12010 | RING,BACK-UP | 53001-@ | |
| 10 | 07156-01012 | RING,WEAR | 53001-@ | |
| 11 | 721-47-12021 | SEAL,STEP | 53001-@ | |
| 12 | 721-89-12011 | VALVE,GAS | 53001-@ |