| Item | Part No. | Part Name | Qty | Serial No. |
| (6138-72-1400) | INJECTION PUMP ASS'Y | 50001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.0451 TO 0481. | ||||
| THE ZEXEL PART NUMBER IS THAT DK IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| DK105662-0870 | COUPLING ASS'Y | 50001- | ||
| 1 | DK156630-0700 | COUPLING | 50001- | |
| 2 | DK156633-6200 | BOLT | 50001- | |
| 3 | DK156615-3300 | WASHER | 50001- | |
| 4 | DK156605-2320 | PLATE | 50001- | |
| 5 | DK029200-8050 | NUT | 50001- | |
| 6 | DK156633-6200 | BOLT | 50001- | |
| 7 | DK156609-7500 | COUPLING,CROSS | 50001- | |
| 8 | DK156633-6300 | BOLT | 50001- | |
| 9 | DK156633-1200 | BOLT | 50001- |