| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 176-21-55100 | MAIN FRAME ASS'Y | 31586- | |
| 2 | 07044-13620 | PLUG | 31586- | |
| 3 | 07002-13634 | O-RING | 31586- | |
| 4 | 07350-00215 | NIPPLE | 31586- | |
| 5 | 07030-00252 | BREATHER | 31586- | |
| 6 | 175-21-11181 | COVER | 31586- | |
| 7 | 01580-11210 | NUT | 31586- | |
| 8 | 01643-31232 | WASHER | 31586- | |
| 9 | 175-21-32185 | GASKET | 31586- | |
| 10 | 07000-15470 | O-RING | 31586- | |
| 11 | 04020-01842 | PIN | 31586- | |
| 12 | 01120-32050 | STUD | 31586- | |
| 13 | 01602-22060 | WASHER | 31586- | |
| 14 | 01582-02016 | NUT | 31586- | |
| 15 | 01010-82050 | BOLT | 31586- | |
| 16 | 01602-22060 | WASHER | 31586- |