| Item | Part No. | Part Name | Qty | Serial No. |
| (723-18-14901) | CONTROL VALVE | 11771- | ||
| (723-18-14900) | CONTROL VALVE | 10951-11770 | ||
| (723-18-14201) | CONTROL VALVE | 10001-10950 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-15A0. | ||||
| 1 | 723-10-12700 | VALVE ASS'Y,RELIEF | 10001- | |
| 2 | 700-80-64220 | RING | 10001- | |
| 3 | 700-22-11410 | O-RING | 10001- | |
| 4 | 709-25-11390 | O-RING | 10001- |