| Item | Part No. | Part Name | Qty | Serial No. |
| (723-18-15904) | CONTROL VALVE | 6334- | ||
| \0\723-18-15903 | CONTROL VALVE | 5976-6333 | ||
| \0\723-18-15902 | CONTROL VALVE | 5430-5975 | ||
| (723-18-15901) | CONTROL VALVE | 5376-5429 | ||
| \0\723-18-15900 | CONTROL VALVE | 5001-5375 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-12A0. | ||||
| 723-11-01520 | CASE SUB ASS'Y | 5001- | ||
| 1 | \6\ | CASE,SPRING | 5001- | |
| 2 | 722-12-19120 | O-RING | 5001- | |
| 3 | \6\ | PLUG | 5001- | |
| 4 | 07002-10823 | O-RING | 5001- | |
| 5 | \6\ | SEAT | 5001- | |
| 6 | \6\ | BALL | 5001- | |
| 7 | 702-21-54260 | O-RING | 5001- | |
| 8 | \6\ | SEAT | 5001- | |
| 9 | 702-21-54290 | O-RING | 5001- | |
| 10 | 723-11-37210 | CASE,SPRING | 5001- | |
| 11 | 723-11-37220 | CASE,SPRING | 5001- | |
| 12 | 722-12-19120 | O-RING | 5001- | |
| 13 | 07000-11008 | O-RING | 5001- | |
| 723-11-01510 | CASE SUB ASS'Y | 5001- | ||
| 14 | \6\ | CASE,SPRING | 5001- | |
| 15 | 722-12-19120 | O-RING | 5001- | |
| 16 | 702-21-54290 | O-RING | 5001- | |
| 17 | \6\ | SEAT | 5001- | |
| 18 | \6\ | BALL | 5001- | |
| 19 | \6\ | SEAT | 5001- | |
| 723-11-01480 | CASE SUB ASS'Y | 5001- | ||
| 20 | \6\ | CASE,SPRING | 5001- | |
| 21 | 722-12-19120 | O-RING | 5001- | |
| 22 | 702-21-54290 | O-RING | 5001- | |
| 23 | \6\ | SEAT | 5001- | |
| 24 | \6\ | BALL | 5001- | |
| 25 | \6\ | SEAT | 5001- | |
| 26 | \6\ | PLUG | 5001- | |
| 27 | 723-11-19960 | O-RING | 5001- | |
| 28 | 01252-60640 | BOLT | 5001- | |
| 29 | 01252-60612 | BOLT | 5001- | |
| 30 | 01252-60620 | BOLT | 5001- | |
| 31 | 01252-60635 | BOLT | 5001- |