| Item | Part No. | Part Name | Qty | Serial No. |
| (723-48-25500) | VALVE ASS'Y | 1001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1664-01A0 T0 Y1664-18A0. | ||||
| 723-40-87200 | VALVE ASS'Y | 1001- | ||
| 1 | 723-40-87110 | BODY | 1001- | |
| 2 | 723-40-87240 | SPOOL | 1001- | |
| 3 | 723-40-87260 | SPRING | 1001- | |
| 4 | \6\ | SLEEVE | 1001- | |
| 5 | \6\ | SEAL | 1001- | |
| 6 | \6\ | CASE | 1001- | |
| 7 | 723-40-87250 | RETAINER | 1001- | |
| 8 | 723-40-87170 | O-RING | 1001- | |
| 9 | 07000-13035 | O-RING | 1001- | |
| 10 | 07000-11007 | O-RING | 1001- | |
| 11 | \6\ | PLUG | 1001- | |
| 12 | 01252-60830 | BOLT | 1001- | |
| 13 | 01252-61075 | BOLT | 1001- | |
| 14 | 07000-13038 | O-RING | 1001- | |
| 15 | 07000-11010 | O-RING | 1001- |