| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 421-S33-3911 | VALVE ASS'Y | A37001- | |
| 421-S33-3921 | BLOCK ASS'Y | A37001- | ||
| 2 | 421-S33-3931 | BLOCK | A37001- | |
| 3 | 421-S33-3940 | PLUG | A37001- | |
| 4 | 07002-12434 | O-RING | A37001- | |
| 5 | 07043-70108 | PLUG | A37001- | |
| 6 | 22W-62-17190 | FILTER | A37001- | |
| 7 | 07000-12022 | O-RING | A37001- | |
| 8 | 02101-10651 | BOLT | A37001- |