| Item | Part No. | Part Name | Qty | Serial No. |
| (706-73-01130) | SWING MOTOR ASS'Y | 1001-2346 | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1640-01A0 TO Y1640-03A0. | ||||
| 21Y-60-12210 | VALVE ASS'Y,(MA) | 1001-2346 | ||
| THE UCHIDA YUATSU PART NUMBER IS THAT UC IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| 1 | \6\ | BODY | 1001-2346 | |
| 2 | \6\ | PLUG | 1001-2346 | |
| 3 | \6\ | SEAT,VALVE | 1001-2346 | |
| 4 | \6\ | DISTANCE | 1001-2346 | |
| 5 | \6\ | O-RING | 1001-2346 | |
| 6 | \6\ | POPPET | 1001-2346 | |
| 7 | \6\ | SPRING | 1001-2346 | |
| 8 | \6\ | SCREW,ADJUST | 1001-2346 | |
| 9 | \6\ | NUT | 1001-2346 | |
| 10 | \6\ | SOLENOID | 1001-2346 | |
| 11 | UC1301001004 | O-RING | 1001-2346 | |
| 12 | UC1301514005 | BOLT | 1001-2346 | |
| 13 | \6\ | BODY | 1001-2346 | |
| 14 | \6\ | PLUNGER | 1001-2346 | |
| 15 | \6\ | SEAT,VALVE | 1001-2346 | |
| 16 | \6\ | GUIDE | 1001-2346 | |
| 17 | \6\ | O-RING | 1001-2346 | |
| 18 | \6\ | SEAT,SPRING | 1001-2346 | |
| 19 | \6\ | RING,BACK-UP | 1001-2346 | |
| 20 | \6\ | O-RING | 1001-2346 | |
| 21 | \6\ | SPRING | 1001-2346 | |
| 22 | \6\ | BOLT | 1001-2346 | |
| 23 | \6\ | SEAT,SPRING | 1001-2346 | |
| 24 | \6\ | SCREW | 1001-2346 | |
| 25 | \6\ | NUT | 1001-2346 | |
| 26 | UC1100423151 | NUT | 1001-2346 | |
| 27 | 07002-12434 | O-RING | 1001-2346 | |
| 28 | UC1303006937 | RING,BACK-UP | 1001-2346 | |
| 29 | UC1303026115 | O-RING | 1001-2346 | |
| 30 | UC1303006982 | RING,BACK-UP | 1001-2346 | |
| 31 | UC1301201002 | O-RING | 1001-2346 | |
| 32 | \6\ | DISTANCE | 1001-2346 | |
| 33 | \6\ | PLUG | 1001-2346 | |
| 34 | UC1301147009 | O-RING | 1001-2346 | |
| 35 | UC1100435989 | FILTER | 1001-2346 | |
| 36 | UC1198273704 | PLUG | 1001-2346 | |
| 37 | UC1301180006 | O-RING | 1001-2346 | |
| 38 | 07040-11409 | PLUG | 1001-2346 | |
| 39 | 07002-11423 | O-RING | 1001-2346 | |
| 40 | UC1303011957 | BOLT | 1001-2346 |