| Item | Part No. | Part Name | Qty | Serial No. |
| 417-64-25300 | VALVE ASS'Y,PRIORITY | 53001- | ||
| 1 | 416-64-15210 | HOUSING | 53001- | |
| 2 | 417-64-25310 | SPOOL | 53001- | |
| 3 | 416-64-15230 | SPRING | 53001- | |
| 4 | 417-64-25330 | VALVE ASS'Y | 53001- | |
| 5 | 417-64-25320 | O-RING | 53001- | |
| 6 | 416-64-15250 | PLUG | 53001- | |
| 7 | 416-64-15260 | O-RING | 53001- | |
| 8 | 416-64-15270 | PLUG | 53001- | |
| 9 | 01435-01250 | BOLT | 53001- | |
| 10 | 419-43-17920 | WASHER | 53001- | |
| 11 | 419-43-17930 | CUSHION | 53001- | |
| 12 | 417-62-13620 | CUSHION | 53001- | |
| 13 | 417-62-14130 | SPACER | 53001- | |
| 14 | 01435-00880 | BOLT | 53001- | |
| 15 | 01435-01225 | BOLT | 53001- | |
| 16 | 417-64-25340 | PLATE | 53001- | |
| 17 | 417-64-25350 | PLATE | 53001- |