| Item | Part No. | Part Name | Qty | Serial No. |
| 702-21-09230 | VALVE ASS'Y | 4501- | ||
| 1 | 702-21-55360 | BLOCK | 4501- | |
| 2 | 07000-13032 | O-RING | 4501- | |
| 3 | 01252-60545 | BOLT | 4501- | |
| 702-21-09240 | PILOT VALVE | 4501- | ||
| 4 | 702-21-55100 | VALVE ASS'Y,RELIEF | 4501- | |
| 5 | 702-16-53920 | O-RING | 4501- | |
| 6 | 07002-11623 | O-RING | 4501- | |
| 7 | \6\ | BLOCK | 4501- | |
| 8 | 702-21-55310 | VALVE | 4501- | |
| 9 | 702-21-55460 | SPRING | 4501- | |
| 10 | 702-21-55420 | O-RING | 4501- | |
| 11 | 702-21-55520 | O-RING | 4501- | |
| 12 | 702-21-55440 | O-RING | 4501- | |
| 13 | 702-21-53120 | FILTER | 4501- | |
| 14 | 07000-11009 | O-RING | 4501- | |
| 15 | 07000-11010 | O-RING | 4501- | |
| 16 | 07000-11006 | O-RING | 4501- | |
| 17 | 702-21-55410 | PLATE | 4501- | |
| 18 | 01252-60820 | BOLT | 4501- | |
| 19 | 01643-50823 | WASHER | 4501- | |
| 20 | 702-21-55530 | O-RING | 4501- | |
| 21 | \6\ | BLOCK | 4501- | |
| 22 | \6\ | SPOOL | 4501- | |
| 23 | 702-21-55640 | SPRING | 4501- | |
| 24 | 702-21-55620 | PLUG | 4501- | |
| 25 | 07002-11423 | O-RING | 4501- | |
| 26 | 702-21-55710 | SEAT | 4501- | |
| 27 | 702-21-55720 | SPRING | 4501- | |
| 28 | 04260-00793 | BALL | 4501- | |
| 29 | 07000-11009 | O-RING | 4501- | |
| 30 | \6\ | PLUG | 4501- | |
| 31 | 702-21-55470 | ORIFICE | 4501- | |
| 32 | 702-21-55670 | ORIFICE | 4501- | |
| 33 | 01252-61040 | BOLT | 4501- | |
| 34 | 01643-51032 | WASHER | 4501- | |
| 35 | \6\ | SCREW | 4501- |