| Item | Part No. | Part Name | Qty | Serial No. |
| 23C-60-11200 | PUMP ASS'Y | 50001- | ||
| THE KAYABA KOGYO PART NUMBER IS THAT KB IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| 1 | KB20121-30705 | FLANGE | 50001- | |
| 2 | \6\ | BODY | 50001- | |
| KB2012B-30027 | GEAR ASS'Y | 50001- | ||
| 3 | \6\ | GEAR,DRIVE | 50001- | |
| 4 | \6\ | GEAR,DRIVEN | 50001- | |
| 5 | \6\ | BUSHING | 50001- | |
| 6 | \6\ | BUSHING | 50001- | |
| 7 | \6\ | PACKING (K2) | 50001- | |
| 8 | \6\ | PACKING (K2) | 50001- | |
| 9 | \6\ | SEAL (K2) | 50001- | |
| 10 | \6\ | SEAL (K2) | 50001- | |
| 11 | \6\ | O-RING (K2) | 50001- | |
| 12 | \6\ | SEAL,OIL (K2) | 50001- | |
| 13 | \6\ | RING,SNAP (K2) | 50001- | |
| 14 | KB20121-31276 | BOLT | 50001- | |
| 15 | KB20001-10083 | WASHER,SPRING | 50001- | |
| KB20930-70049 | VALVE ASS'Y,FLOW PRIOLITY | 50001- | ||
| KB2093B-70003 | BODY ASS'Y | 50001- | ||
| 16 | \6\ | BODY | 50001- | |
| 17 | \6\ | PLUNGER | 50001- | |
| 18 | KB21731-30945 | PLUG | 50001- | |
| 19 | KB21731-40501 | SPRING | 50001- | |
| 20 | KB20931-70503 | PLUG | 50001- | |
| 21 | \6\ | O-RING | 50001- | |
| 22 | KB21013-20901 | RELIEF VALVE ASS'Y | 50001- | |
| 23 | \6\ | O-RING | 50001- | |
| 24 | \6\ | O-RING | 50001- |