| Item | Part No. | Part Name | Qty | Serial No. |
| 361-17-21301 | PUMP ASS'Y,(A4VG28DA-987-2) | | 11270-11895 |
| 361-17-21200 | PUMP ASS'Y,(A4VG28DA-987-1) | | 10842-11269 |
| | THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1610-01A0B TO Y1610-07A0A . | | |
| | THE UCHIDA YUATSU PART NUMBER IS THAT UC IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | | |
| 1 | UCB1043R9639-0 | PUMP ASS'Y,PISTON | | 10842-11895 |
| 2 | UCH9008R8132-0 | PUMP ASS'Y,GEAR | | 10842-11895 |
| 3 | 02890-01088 | O-RING | | 10842-11895 |
| 4 | 01252-31025 | BOLT | | 10842-@ |
| 5 | (\7\UC1100343257) | ORIFICE | | 10001-11895 |
| 6 | UC1100440064 | HARNESS | | 10842-@ |
| 7 | \6\ | PLATE¤ NAME | | 10222-11895 |
| \6\ | SCREW | | 10001-11895 |
| 8 | 42A-17-21110 | COUPLING ASS'Y | | 11270-11895 |
| UC1100127413 | COUPLING | | 10001-11269 |
| 9 | UC1100127468 | RING,SNAP | | 10001-11269 |
