| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20R-30-21511 | CYLINDER | 6001- | |
| 1 | (\2\20R-30-21510) | CYLINDER | (6001-6890) | |
| 2 | 01010-51270 | BOLT | 6001- | |
| 3 | 01602-21236 | WASHER,SPRING | 6001- | |
| 4 | 07959-20000 | VALVE | 6001- | |
| 5 | 20R-30-21530 | PLATE | 6001- | |
| 6 | 01010-50816 | BOLT | 6001- | |
| 7 | 01602-20825 | WASHER,SPRING | 6001- | |
| 8 | 20R-30-21521 | ROD | 6001- | |
| 8 | (\2\20R-30-21520) | ROD | (6001-6890) | |
| 9 | 07016-00407 | SEAL,DUST | 6001- | |
| 10 | 201-30-24170 | SPACER | 6001- | |
| 11 | 04065-05220 | RING,SNAP | 6001- | |
| 12 | 07000-13040 | O-RING | 6001- | |
| 13 | 20R-30-21550 | RING,BACK-UP | 6891- | |
| 13 | \0\07001-03040 | RING,BACK-UP | 6001-6890 | |
| 14 | 20T-30-24420 | BRACKET | 6001- | |
| 15 | 20T-30-12210 | SPRING,RECOIL | 6001- | |
| 16 | 20T-30-24412 | ROD | 7575- | |
| 16 | \0\20T-30-24411 | ROD | 7005-7574 | |
| 16 | \0\20T-30-24410 | ROD | 6001-7004 | |
| 17 | 01590-12427 | NUT | 6001- | |
| 18 | 04050-15045 | PIN,COTTER | 6001- |