| Item | Part No. | Part Name | Qty | Serial No. |
| 451-641 | CONTROL VALVE | 7001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1664-01A0A T0 Y1664-24A0A . | ||||
| 458-342 | VALVE SUB ASS'Y | 7001- | ||
| 1 | BLOCK,VALVE | 7001- | ||
| 2 | PLATE | 7001- | ||
| 3 | 456-591 | BOLT | 7001- | |
| 4 | 453-711 | O-RING | 7001- | |
| 5 | 453-715 | O-RING | 7001- | |
| 6 | 453-589 | O-RING | 7001- | |
| 7 | VALVE | 7001- | ||
| 8 | 453-797 | SPRING | 7001- | |
| 9 | 450-700 | PLUG | 7001- | |
| 10 | 453-560 | O-RING | 7001- | |
| 11 | SEAL | 7001- | ||
| VALVE SUB ASS'Y | 7001- | |||
| 12 | PISTON | 7001- | ||
| 13 | SLEEVE | 7001- | ||
| 14 | SPRING | 7001- | ||
| 15 | 453-520 | O-RING | 7001- | |
| 16 | 450-949 | RING | 7001- | |
| 17 | 453-713 | O-RING | 7001- | |
| 18 | 450-070 | RING,BACK-UP | 7001- | |
| 19 | SCREW | 7001- | ||
| 20 | ORIFICE | 7001- | ||
| 21 | 453-606 | O-RING | 7001- | |
| 22 | 453-711 | O-RING | 7001- | |
| 23 | 453-600 | O-RING | 7001- | |
| 24 | 107-961 | BOLT | 7001- | |
| 25 | 455-226 | WASHER | 7001- |