| Item | Part No. | Part Name | Qty | Serial No. |
| (723-18-16102) | CONTROL VALVE | 8446- | ||
| (723-18-16101) | CONTROL VALVE | 8101-8445 | ||
| (723-18-16100) | CONTROL VALVE | 8001-8100 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-20A0. | ||||
| 1 | 723-11-17330 | RETAINER | 8001- | |
| 2 | 723-11-17353 | RETAINER | 8001- | |
| 3 | 723-11-17341 | SPRING | 8001- | |
| 4 | 723-11-17990 | SPRING | 8001- | |
| 5 | 723-11-17361 | BOLT | 8001- | |
| 6 | 723-11-37130 | RETAINER | 8001- | |
| 7 | 723-11-37210 | CASE,SPRING | 8001- | |
| 8 | 723-11-37220 | CASE,SPRING | 8001- | |
| 9 | 722-12-19120 | O-RING | 8001- | |
| 10 | 07000-11008 | O-RING | 8001- | |
| 11 | 01252-60640 | BOLT | 8001- | |
| 12 | 01252-60612 | BOLT | 8001- | |
| 13 | 01252-60620 | BOLT | 8001- | |
| 14 | 01252-60635 | BOLT | 8001- |
