| Item | Part No. | Part Name | Qty | Serial No. |
| (723-15-12400) | VALVE ASS'Y | 4001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1665-11A0 T0 Y1665-15A0. | ||||
| 1 | \6\ | SEAL | 4001- | |
| 2 | \6\ | SPOOL | 4001- | |
| 3 | \6\ | SCREW | 4001- | |
| 4 | 723-11-32730 | SPRING | 4001- | |
| 5 | 723-11-32720 | SLEEVE | 4001- | |
| 6 | 07002-12434 | O-RING | 4001- | |
| 7 | 723-11-18150 | O-RING | 4001- | |
| 8 | 723-11-18160 | RING | 4001- | |
| 9 | 720-68-19760 | O-RING | 4001- | |
| 10 | 702-21-55620 | PLUG | 4001- | |
| 11 | 07002-11423 | O-RING | 4001- | |
| 12 | 700-26-11150 | PLUG | 4001- | |
| 13 | 07002-12434 | O-RING | 4001- | |
| 14 | 07000-12014 | O-RING | 4001- |