| Item | Part No. | Part Name | Qty | Serial No. |
| (723-59-18300) | VALVE ASSEMBLY, 9-SPOOL | H50051- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS. Y1666-01A0 TO Y1666-09A0 | ||||
| 1 | \6\ | BLOCK | H50051- | |
| 2 | 144-14-54610 | O-RING | H50051- | |
| 3 | 723-56-31730 | O-RING | H50051- | |
| 4 | 702-75-11520 | O-RING | H50051- | |
| 5 | 07000-11008 | O-RING | H50051- | |
| 6 | \6\ | SLEEVE | H50051- | |
| 7 | \6\ | PISTON | H50051- | |
| 8 | \6\ | PISTON | H50051- | |
| 9 | 723-36-15240 | SPRING | H50051- | |
| 10 | 723-36-15250 | CASE | H50051- | |
| 11 | 723-56-32840 | CASE | H50051- | |
| 12 | 07000-13042 | O-RING | H50051- | |
| 13 | 723-56-32860 | SEAL | H50051- | |
| 14 | 01252-60820 | BOLT | H50051- | |
| 15 | 723-56-31630 | PLUG | H50051- | |
| 16 | 07002-11623 | O-RING | H50051- | |
| 17 | \6\ | COVER | H50051- | |
| 18 | 723-50-11311 | PLUG | H50051- | |
| 19 | 07000-11004 | O-RING | H50051- | |
| 20 | 07001-01004 | RING | H50051- | |
| 21 | 07002-11423 | O-RING | H50051- | |
| 22 | 723-26-15190 | PLUG | H50051- | |
| 23 | 07000-11007 | O-RING | H50051- | |
| 24 | 07001-01007 | RING | H50051- | |
| 25 | 07000-11009 | O-RING | H50051- | |
| 26 | 07001-01009 | RING | H50051- | |
| 27 | 708-8E-16160 | PLUG | H50051- | |
| 28 | 07002-11023 | O-RING | H50051- | |
| 29 | 723-56-33840 | UNION | H50051- | |
| 30A | 07000-13024 | O-RING | H50051- | |
| 30B | 02896-11018 | O-RING | H50051- | |
| 31 | 723-50-11190 | STUD | H50051- | |
| 32 | 01643-31232 | WASHER | H50051- | |
| 33 | 01580-11210 | NUT | H50051- | |
| 34 | 01252-60850 | BOLT | H50051- |