| Item | Part No. | Part Name | Qty | Serial No. |
| 421-U45-4280 | Valve Assembly, Priority | 90490- | ||
| 1 | 07000-12011 | O-ring | 90490- | |
| 2 | 07000-12018 | O-ring | 90490- | |
| 3 | 22J-62-1A690 | Screw | 90490- | |
| 4 | 22T-60-13110 | Stopper | 90490- | |
| 5 | 23S-60-48570 | Plug | 90490- | |
| 6 | Body Assembly | 90490- | ||
| 7 | 421-U45-4390 | Spring | 90490- |