| Item | Part No. | Part Name | Qty | Serial No. |
| 418-64-25400 | VALVE ASSEMBLY | H50051- | ||
| 1 | 418-64-15820 | HOUSING | H50051- | |
| 2 | 418-64-25410 | ORIFICE | H50051- | |
| 3 | 418-64-15910 | PLUG | H50051- | |
| 4 | 418-64-15950 | PLUG | H50051- | |
| 5 | 418-64-15890 | SPOOL | H50051- | |
| 6 | 418-64-15880 | SPRING | H50051- | |
| 7 | 418-64-15870 | PLUG | H50051- | |
| 8 | \6\ | O-RIN | H50051- | |
| 9 | 418-64-15830 | POPPET | H50051- | |
| 10 | 418-64-15840 | SPRING | H50051- | |
| 11 | 418-64-15850 | VALVE | H50051- | |
| 12 | \6\ | O-RIN | H50051- | |
| 13 | \6\ | RIN | H50051- | |
| 14 | \6\ | O-RIN | H50051- | |
| 15 | 418-64-15940 | POPPET | H50051- | |
| 16 | 418-64-15930 | SPRING | H50051- | |
| 17 | 418-64-15920 | PLUG | H50051- | |
| 18 | \6\ | O-RIN | H50051- | |
| SERVICE KIT | ||||
| K | 418-64-15810 | SEAL KIT | H50051- |