| Item | Part No. | Part Name | Qty | Serial No. |
| 23F-60-11100 | PUMP ASS'Y | | 11001- |
| | THE KAYABA KOGYO PART NUMBER IS THAT KB IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | | |
| 1 | KB20121-60703 | FLANGE | | 11001- |
| 2 | \6\ | BODY,FRONT | | 11001- |
| 3 | KB20121-70101 | PLATE,CENTER | | 11001- |
| 4 | \6\ | BODY,REAR | | 11001- |
| 5 | KB20121-60101 | COVER | | 11001- |
| 6 | \6\ | GEAR,DRIVEä FRONT (K15) | | 11001- |
| 7 | \6\ | GEAR,DRIVENä FRONT (K15) | | 11001- |
| 8 | \6\ | BUSHING (K15) | | 11001- |
| 9 | \6\ | BUSHING (K15) | | 11001- |
| 10 | \6\ | PACKING,RING (K17) | | 11001- |
| 11 | \6\ | PACKING,RING (K17) | | 11001- |
| 12 | \6\ | GEAR,DRIVEä REAR (K16) | | 11001- |
| 13 | \6\ | GEAR,DRIVENä REAR (K16) | | 11001- |
| 14 | \6\ | BUSHING (K16) | | 11001- |
| 15 | \6\ | BUSHING (K16) | | 11001- |
| 16 | \6\ | PACKING,RING (K17) | | 11001- |
| 17 | \6\ | PACKING,RING (K17) | | 11001- |
| 18 | \6\ | O-RING (K17) | | 11001- |
| 19 | \6\ | SEAL (K17) | | 11001- |
| 20 | KB20121-71801 | COUPLING | | 11001- |
| 21 | KB20121-41223 | BOLT | | 11001- |
| 22 | KB94101-10250 | WASHER,SPRING | | 11001- |
| 23 | \6\ | SEAL,OIL (K17) | | 11001- |
| 24 | \6\ | RING,SNAP (K17) | | 11001- |
