| Item | Part No. | Part Name | Qty | Serial No. |
| 723-11-00421 | VALVE SUB ASS'Y | 1001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1669-01A0 AND Y1669-02A0. | ||||
| 723-11-00361 | VALVE SUB ASS'Y | 1001- | ||
| 1 | \6\ | BLOCK,VALVE | 1001- | |
| 2 | \6\ | SPOOL | 1001- | |
| 3 | 723-11-17450 | PLUG | 1001- | |
| 4 | 07002-10823 | O-RING | 1001- | |
| 5 | 723-11-17330 | RETAINER | 1001- | |
| 6 | 723-11-17353 | RETAINER | 1001- | |
| 7 | 723-11-17431 | RETAINER | 1001- | |
| 8 | 723-11-17361 | BOLT | 1001- | |
| 9 | 723-11-17341 | SPRING | 1001- | |
| 10 | 723-11-27290 | CASE,SPRING | 1001- | |
| 11 | 723-11-17410 | CASE,SPRING | 1001- | |
| 12 | 01252-60640 | BOLT | 1001- | |
| 13 | 01252-60620 | BOLT | 1001- | |
| 14 | 722-12-19120 | O-RING | 1001- | |
| 15 | 723-11-18170 | VALVE | 1001- | |
| 16 | 723-11-18190 | PLUG | 1001- | |
| 17 | 723-11-18180 | SPRING | 1001- | |
| 18 | 07002-11023 | O-RING | 1001- | |
| 19 | \6\ | VALVE | 1001- | |
| 20 | \6\ | VALVE | 1001- | |
| 21 | 723-11-16230 | SPRING | 1001- | |
| 22 | 723-11-15130 | SPRING | 1001- | |
| 23 | \6\ | PISTON | 1001- | |
| 24 | 723-11-15110 | PLUG | 1001- | |
| 25 | 07002-11623 | O-RING | 1001- | |
| 26 | 07000-12100 | O-RING | 1001- | |
| 27 | 723-11-19110 | O-RING | 1001- | |
| 28 | 723-11-19150 | RING | 1001- | |
| 29 | 723-11-19130 | O-RING | 1001- | |
| 30 | 07000-11007 | O-RING | 1001- |