| Item | Part No. | Part Name | Qty | Serial No. |
| (723-1A-12104) | CONTROL VALVE | 1459-3000 | ||
| (723-1A-12103) | CONTROL VALVE | 1226-1458 | ||
| (723-1A-12102) | CONTROL VALVE | 1138-1225 | ||
| (723-1A-12101) | CONTROL VALVE | 1001-1137 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1664-01A0 TO Y1664-21A0. | ||||
| 1 | 723-11-18330 | VALVE | 1001-3000 | |
| 2 | 723-11-18340 | SPRING | 1001-3000 | |
| 3 | 708-7R-11220 | PLUG | 1001-3000 | |
| 4 | 07002-11223 | O-RING | 1001-3000 | |
| 5 | 723-11-18170 | VALVE | 1001-3000 | |
| 6 | 723-11-18180 | SPRING | 1001-3000 | |
| 7 | 723-11-18190 | PLUG | 1001-3000 | |
| 8 | 07002-11023 | O-RING | 1001-3000 | |
| 9 | 723-11-19880 | PLUG | 1001-3000 | |
| 10 | 07001-01009 | RING,BACK-UP | 1001-3000 | |
| 11 | 723-11-18520 | SEAT | 1001-3000 | |
| 12 | 723-11-19960 | O-RING | 1001-@ | |
| 13 | 723-11-18530 | VALVE | 1001-3000 | |
| 14 | 723-11-18550 | RETAINER | 1001-3000 | |
| 15 | 723-11-18540 | SPRING | 1001-3000 | |
| 16 | 723-11-18120 | PLUG | 1001-3000 | |
| 17 | 07001-01007 | RING,BACK-UP | 1001-3000 | |
| 18 | 723-11-19780 | BLOCK | 1001-3000 | |
| 19 | 722-12-18240 | O-RING | 1001-3000 | |
| 20 | 01252-60630 | BOLT | 1001-3000 | |
| 21 | 723-11-19610 | BLOCK | 1001-3000 | |
| 22 | 07000-12015 | O-RING | 1001-3000 | |
| 23 | 07000-11007 | O-RING | 1001-3000 | |
| 24 | 07000-11009 | O-RING | 1001-3000 | |
| 25 | 723-11-19620 | PLUG | 1001-3000 | |
| 26 | 709-32-11840 | O-RING | 1001-3000 | |
| 27 | 07002-12034 | O-RING | 1001-3000 |