| Item | Part No. | Part Name | Qty | Serial No. |
| (723-1A-12802) | CONTROL VALVE | 1549-3000 | ||
| (723-1A-12801) | CONTROL VALVE | 1001-1548 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1664-31A0 TO Y1664-51A0. | ||||
| 1 | 723-11-17370 | CASE,SPRING | 1001-3000 | |
| 2 | 723-11-17360 | BOLT | 1001-3000 | |
| 3 | 723-11-17351 | RETAINER | 1001-3000 | |
| 4 | 723-11-17330 | RETAINER | 1001-3000 | |
| 5 | 723-11-17341 | SPRING | 1001-3000 | |
| 6 | 722-12-19120 | O-RING | 1001-3000 | |
| 7 | 01252-60640 | BOLT | 1001-3000 | |
| 8 | 723-11-17410 | CASE,SPRING | 1001-3000 | |
| 9 | 723-11-17420 | CASE,SPRING | 1001-3000 | |
| 10 | 723-11-17431 | RETAINER | 1001-3000 | |
| 11 | 01252-60620 | BOLT | 1001-3000 | |
| 12 | 723-11-17840 | CASE,SPRING | 1001-3000 | |
| 13 | 723-11-17320 | CASE,SPRING | 1001-3000 | |
| 14 | 01252-60612 | BOLT | 1001-3000 | |
| 15 | 723-11-17160 | CASE,SPRING | 1001-3000 | |
| 16 | 709-32-11530 | SEAL | 1001-3000 | |
| 17 | 723-11-17130 | PLATE | 1001-3000 | |
| 18 | 723-11-17280 | RETAINER | 1001-3000 | |
| 19 | 723-11-17150 | WASHER | 1001-3000 | |
| 20 | 01252-60610 | BOLT | 1001-3000 | |
| 21 | 723-11-17540 | SPRING | 1001-3000 | |
| 22 | 723-11-17440 | SPRING | 1001-3000 | |
| 23 | 723-11-17850 | PLATE | 1001-3000 | |
| 24 | 01252-60616 | BOLT | 1001-3000 |