| Item | Part No. | Part Name | Qty | Serial No. |
| (419-18-31101) | PUMP | H50051-H50227 | ||
| 1 | (\7\UC40202559541) | PISTON | H50051-H50227 | |
| 2 | (\7\UC10201074541) | COVER | H50051-H50227 | |
| 3 | UC10201074631 | COVER | H50051-H50227 | |
| 4 | (\7\UC17015747751) | NUT | H50051-H50227 | |
| 5 | UC17008303861 | SOCKET, SCREW | H50051-H50227 | |
| 6 | UC10908536081 | O-RING | H50051-H50227 | |
| 7 | UC10943279011 | PIN, THREADED | H50051-H50227 | |
| 8 | UC17015245961 | NUT, SEAL | H50051-H50227 | |
| 9 | UC10260083991 | RING, GUIDE | H50051-H50227 | |
| 10 | UC10260027221 | RING | H50051-H50227 |