| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6746-61-2110 | Cover | 21857401- | |
| 2 | 6731-61-2151 | Valve | 21857401- | |
| 3 | 6742-01-2492 | Gasket | 21857401- | |
| 4 | 6742-01-2500 | Head | 21857401- | |
| 5 | 01641-20812 | Washer | 21857401- | |
| 6 | 01437-00825 | Bolt | 21857401- | |
| 7 | 6732-11-1930 | Plug | 21857401- | |
| 8 | 6742-01-5202 | Plunger | 21857401- | |
| 9 | 6743-61-2150 | Spring | 21857401- | |
| 10 | 6742-01-4220 | Plug | 21857401- | |
| 11 | 6742-01-5117 | Valve | 21857401- | |
| 12 | 6743-51-4430 | Gasket | 21857401- | |
| 13 | 6745-61-2111 | Core | 21857401- | |
| 14 | 6742-01-1080 | Gasket | 21857401- | |
| 15 | 6742-01-2441 | Bolt | 21857401- | |
| 16 | 6741-61-6110 | Screw | 21857401- |