| Item | Part No. | Part Name | Qty | Serial No. |
| (723-18-16301) | CONTROL VALVE | 15488- | ||
| (723-18-16300) | CONTROL VALVE | 15001-15487 | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 T0 Y1660-14A0. | ||||
| 723-11-01530 | CASE SUB ASS'Y | 15001- | ||
| 1 | \6\ | CASE,SPRING | 15001- | |
| 2 | \6\ | SEAT | 15001- | |
| 3 | \6\ | BALL | 15001- | |
| 4 | \6\ | PLUG | 15001- | |
| 5 | 07002-10823 | O-RING | 15001- | |
| 6 | 07000-11004 | O-RING | 15001- | |
| 7 | 722-12-19120 | O-RING | 15001- |