| Item | Part No. | Part Name | Qty | Serial No. |
| 723-48-23902 | Valve Assembly | K50494- | ||
| 723-48-23900 | Valve Assembly | K50001-K50493 | ||
| 1 | 723-40-57200 | Valve Assembly, Unload | K50001- | |
| 2 | 07000-12014 | O-Ring | K50001- | |
| 3 | 723-40-56350 | Ring | K50001- | |
| 4 | 07000-12016 | O-Ring | K50001- | |
| 5 | 723-60-22230 | Ring, Back-Up | K50001- | |
| 6 | 07002-12434 | O-Ring | K50001- |