| Item | Part No. | Part Name | Qty | Serial No. |
| (723-1A-12303) | CONTROL VALVE | 1669- | ||
| (723-1A-12302) | CONTROL VALVE | 1284-1668 | ||
| (723-1A-12301) | CONTROL VALVE | 1001-1283 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1664-01A0 TO Y1664-21A0. | ||||
| 1 | 07000-12100 | O-RING | 1001- | |
| 2 | 723-11-19110 | O-RING | 1001- | |
| 3 | 723-11-19130 | O-RING | 1001- | |
| 4 | 07000-11007 | O-RING | 1001- | |
| 5 | 07000-11004 | O-RING | 1001- | |
| 6 | \6\ | STUD | 1001- | |
| 7 | \6\ | NUT | 1001- | |
| 8 | 01643-50823 | WASHER | 1001- | |
| 9 | 723-11-19160 | BOLT | 1001- | |
| 10 | \6\ | RING | 1001- |