| Item | Part No. | Part Name | Qty | Serial No. |
| (723-19-11601) | CONTROL VALVE | 11489- | ||
| (723-19-11600) | CONTROL VALVE | 11328-11488 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-21A0A TO Y1660-32A0A . | ||||
| 1 | 07000-12100 | O-RING | 10001- | |
| 2 | 723-11-19110 | O-RING | 10001- | |
| 3 | 723-11-19130 | O-RING | 10001- | |
| 4 | 07000-12020 | O-RING | 10001- | |
| 5 | 07000-11008 | O-RING | 10001- | |
| 6 | 07000-11004 | O-RING | 10001- | |
| 7 | 723-11-19120 | BOLT | 10001- | |
| 8 | 01643-50823 | WASHER | 10001- | |
| 9 | 01010-80865 | BOLT | 11328- |