| Item | Part No. | Part Name | Qty | Serial No. |
| 723-46-29700 | Valve Assembly, Control | B50001- | ||
| 1 | 723-40-57200 | Valve, Unload | B50001- | |
| 2 | 07000-12014 | O-ring | B50001- | |
| 3 | 723-40-56350 | Ring, Back-up | B50001- | |
| 4 | 07000-12016 | O-ring | B50001- | |
| 5 | 723-60-22230 | Ring, Back-up | B50001- | |
| 6 | 07002-12434 | O-ring | B50001- |