| Item | Part No. | Part Name | Qty | Serial No. |
| 451-645 | CONTROL VALVE | 6001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1664-01A0 T0 Y1664-21A0. | ||||
| 1 | BLOCK | 6001- | ||
| 2 | BLOCK,VALVE | 6001- | ||
| 3 | BLOCK,VALVE | 6001- | ||
| 4 | BLOCK | 6001- | ||
| 5 | BLOCK,VALVE | 6001- | ||
| 6 | BLOCK,VALVE | 6001- | ||
| 7 | BLOCK,VALVE | 6001- | ||
| 8 | BLOCK,VALVE | 6001- | ||
| 9 | BLOCK,VALVE | 6001- | ||
| 10 | 451-832 | COVER,VALVE | 6001- | |
| 11 | 456-645 | BOLT,EYE | 6001- |