| Item | Part No. | Part Name | Qty | Serial No. |
| (723-57-16401) | CONTROL VALVE | 20136- | ||
| (723-57-16400) | CONTROL VALVE | 20001-20135 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1662-31A0 TO Y1662-59A0. | ||||
| \6\ | BODY GROUP | 20001- | ||
| 1 | \6\ | BLOCK | 20001- | |
| 2 | \6\ | SPOOL | 20001- | |
| 3 | 723-56-31970 | SPRING | 20001- | |
| 4 | 723-11-14250 | ORIFICE | 20001- | |
| 5 | 723-56-31960 | ORIFICE | 20001- | |
| 6 | 722-12-15160 | RING | 20001- | |
| 7 | 07002-10823 | O-RING | 20001- | |
| 8 | 07002-11223 | O-RING | 20001- | |
| 9 | 723-56-31940 | FLANGE | 20001- | |
| 10 | 723-11-18430 | O-RING | 20001- | |
| 11 | 07000-11008 | O-RING | 20001- | |
| 12 | 01252-60825 | BOLT | 20001- | |
| 13 | \6\ | VALVE | 20001- | |
| 14 | 723-56-31990 | SPRING | 20001- |