| Item | Part No. | Part Name | Qty | Serial No. |
| 421-S99-1131 | VALVE ASS'Y | 50001- | ||
| 1 | 421-S99-1141 | BLOCK | 50001- | |
| 421-S99-1480 | SOLENOID ASS'Y | 50001- | ||
| 2 | 421-S99-1940 | SOLENOID | 50001- | |
| 3 | 421-S99-1950 | VALVE | 50001- | |
| 4 | 421-S99-1960 | NUT | 50001- | |
| 5 | 421-S99-1910 | O-RING | 50001- | |
| 6 | 421-S99-1920 | O-RING | 50001- | |
| 7 | 421-S99-1930 | RING,BACK-UP | 50001- | |
| 8 | 07002-12434 | O-RING | 50001- | |
| 9 | 423-S99-2110 | BRACKET | 50001- | |
| 10 | 01011-51220 | BOLT | 50001- | |
| 11 | 01643-31232 | WASHER | 50001- | |
| 12 | 01435-01225 | BOLT | 50001- | |
| 13 | 423-S99-2210 | HOSE | 50001- | |
| 14 | 07123-00505 | HOSE | 50001- | |
| 15 | 07123-00506 | HOSE | 50001- | |
| 16 | 07230-20522 | UNION | 50001- | |
| 17 | 07235-10522 | ELBOW | 50001- | |
| 18 | 07002-12434 | O-RING | 50001- | |
| 19 | (423-S99-2230) | TUBE | 50001- | |
| 20 | (423-S99-2220) | TUBE | 50001- |