| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 21M-38-11510 | CASE | 20001- | |
| 2 | 21M-38-11120 | CASE | 20001- | |
| 3 | 21M-38-11140 | GASKET | 20001- | |
| 4 | 01010-81240 | BOLT | 20001- | |
| 5 | 01643-31232 | WASHER | 20001- | |
| 6 | 04020-01434 | PIN | 20001- | |
| 6693-22-5600 | VALVE ASS'Y | 20001- | ||
| 7 | \6\ | BODY | 20001- | |
| 8 | 6693-22-5620 | VALVE | 20001- | |
| 9 | 04020-00514 | PIN | 20001- | |
| 10 | 07040-02412 | PLUG | 20001- | |
| 11 | 07000-E3028 | O-RING | 20001- | |
| 12 | 01010-81030 | BOLT | 20001- | |
| 13 | 01643-31032 | WASHER | 20001- | |
| 14 | 07030-03034 | BREATHER | 20001- | |
| 15 | 07005-03016 | GASKET | 20001- | |
| 16 | 21M-38-11340 | GEAR | 20001- | |
| 17 | 06030-06224 | BEARING | 20001- | |
| 18 | 21M-38-11570 | BEARING | 20001- | |
| 19 | 04064-09530 | RING | 20001- | |
| 20 | 04071-00170 | RING | 20001- | |
| 21 | 21M-38-11350 | GEAR | 20001- | |
| 22 | 06030-06219 | BEARING | 20001- | |
| 23 | 07030-10252 | BREATHER | 20001- | |
| 24 | 21M-38-11410 | SEAL | 20001- | |
| 25 | 209-38-11270 | NIPPLE | 20001- | |
| 26 | 07049-02430 | PLUG | 20001- |