| Item | Part No. | Part Name | Qty | Serial No. |
| (723-18-15800) | CONTROL VALVE | 20001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 T0 Y1660-14A0. | ||||
| 723-11-01510 | CASE SUB ASS'Y | 20001- | ||
| 1 | 723-11-37230 | CASE,SPRING | 20001- | |
| 2 | 722-12-19120 | O-RING | 20001- | |
| 3 | 702-21-54290 | O-RING | 20001- | |
| 4 | \6\ | SEAT | 20001- | |
| 5 | \6\ | BALL | 20001- | |
| 6 | \6\ | SEAT | 20001- |