| Item | Part No. | Part Name | Qty | Serial No. |
| THE UCHIDA YUATSU PART NUMBER IS THAT UC IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| UC4100698141 | VALVE BLOCK ASSEMBLY | H60051- | ||
| 1 | \6\ | BODY | H60051- | |
| 2 | \6\ | SPOOL | H60051- | |
| 3 | UC1100693534 | GUIDE | H60051- | |
| 4 | UC1100393552 | SPRING SEAT | H60051- | |
| 5 | UC1100693561 | SPRING SEAT | H60051- | |
| 6 | UC1701532717 | NUT | H60051- | |
| 7 | UC1801721079 | SCREW | H60051- | |
| 8 | UC1100693589 | SPRING | H60051- | |
| 9 | UC1198253902 | ORIFICE | H60051- | |
| 10 | \6\ | SPOOL | H60051- | |
| 11 | UC1100693579 | BUSHING | H60051- | |
| 12 | UC1808107819 | PLUG | H60051- | |
| 13 | UC1100693617 | SPRING SEAT | H60051- | |
| 14 | UC1100693608 | SPRING | H60051- | |
| 15 | UC1198273603 | PLUG | H60051- | |
| 16 | UC1301891009 | PLUG | H60051- | |
| 17 | \6\ | PLUG | H60051- | |
| 18 | \6\ | PLUG | H60051- | |
| 19 | \6\ | PLUG | H60051- | |
| 20 | UC1300022009 | O-RING | H60051- | |
| 21 | UC1300026002 | O-RING | H60051- | |
| 22 | UC1301169009 | O-RING | H60051- | |
| 23 | UC1301220003 | O-RING | H60051- | |
| 24 | UC1800011702 | O-RING | H60051- |