| Item | Part No. | Part Name | Qty | Serial No. |
| 6138-72-1600 | INJECTION PUMP ASS'Y | | 50001- |
| | THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.0451 TO 0491. | | |
| | THE ZEXEL PART NUMBER IS THAT DK IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | | |
| DK101060-2700 | PUMP ASS'Y | | 50001- |
| | THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.0451 AND 0452. | | |
| 1 | DK131075-6520 | HOUSING | | 50001- |
| 2 | DK029040-6220 | STUD | | 50001- |
| 3 | DK131400-0100 | ADAPTER | | 50001- |
| 4 | DK131420-3120 | BOLT | | 50001- |
| 5 | DK131028-6020 | COVER | | 50001- |
| 6 | DK131017-1000 | SCREW | | 50001- |
| 7 | DK029340-6020 | GASKET | | 50001- |
| 8 | DK139206-0400 | NUT | | 50001- |
| 9 | DK029633-1010 | O-RING | | 50001- |
| 10 | DK131375-0800 | CAMSHAFT | | 50001- |
| 11 | DK016640-2030 | BEARING | | 50001- |
| 11 | DK028202-0020 | BEARING | | 50001- |
| 12 | DK016630-2030 | BEARING | | 50001- |
| 12 | DK028201-7020 | BEARING | | 50001- |
| 13 | DK131302-0400 | RING | | 50001- |
| 14 | DK131302-1000 | RING | | 50001- |
| 15 | DK029311-7010 | SHIM, 0.1MM | | 50001- |
| 15 | DK029311-7020 | SHIM, 0.12MM | | 50001- |
| 15 | DK029311-7030 | SHIM, 0.14MM | | 50001- |
| 15 | DK029311-7040 | SHIM, 0.16MM | | 50001- |
| 15 | DK029311-7050 | SHIM, 0.18MM | | 50001- |
| 15 | DK029311-7090 | SHIM, 0.3MM | | 50001- |
| 15 | DK029311-7060 | SHIM, 0.5MM | | 50001- |
| 15 | DK029311-7210 | SHIM, 0.7MM | | 50001- |
| 15 | DK029311-7070 | SHIM, 1.0MM | | 50001- |
| 15 | DK029311-7220 | SHIM, 1.4MM | | 50001- |
| 15 | DK139417-0000 | SHIM, 2.40MM | | 50001- |
| 16 | DK029312-0220 | SHIM, 0.10MM | | 50001- |
| 16 | DK029312-0230 | SHIM, 0.12MM | | 50001- |
| 16 | DK029312-0240 | SHIM, 0.14MM | | 50001- |
| 16 | DK029312-0250 | SHIM, 0.16MM | | 50001- |
| 16 | DK029312-0260 | SHIM, 0.18MM | | 50001- |
| 16 | DK029312-0290 | SHIM, 0.3MM | | 50001- |
| 16 | DK029312-0270 | SHIM, 0.5MM | | 50001- |
| 16 | DK029312-0300 | SHIM, 1.00MM | | 50001- |
| 17 | DK131305-0600 | BEARING,CENTER | | 50001- |
| 18 | DK139105-0200 | SCREW | | 50001- |
| 19 | DK026505-0940 | GASKET | | 50001- |
| 20 | DK029622-0190 | SEAL,OIL | | 50001- |
| 21 | DK131316-2000 | COVER | | 50001- |
| 22 | DK020006-1440 | BOLT | | 50001- |
| 23 | DK029635-0050 | O-RING | | 50001- |
| 24 | DK013121-4140 | NUT | | 50001- |
| 25 | DK029321-4010 | WASHER,SPRING | | 50001- |
| 26 | DK025804-1610 | KEY | | 50001- |
| 27 | DK029731-4680 | BOLT,EYE | | 50001- |
| 28 | DK029341-4130 | GASKET | | 50001- |
| 29 | DK029731-0120 | BOLT,EYE | | 50001- |
| 30 | DK029341-0110 | GASKET | | 50001- |
| 31 | DK131496-0300 | POINTER | | 50001- |
| 32 | DK139006-0800 | BOLT | | 50001- |
