| Item | Part No. | Part Name | Qty | Serial No. |
| (6221-71-1311) | INJECTION PUMP A. | 12560- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.0451,0452,0461,0462 AND 0481. | ||||
| THE ZEXEL PART NUMBER IS THAT DK IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| DK105210-5040 | FEED PUMP ASS'Y | 12560- | ||
| 1 | DK152051-0020 | HOUSING | 12560- | |
| 2 | DK152100-1120 | PISTON | 12560- | |
| 3 | DK152102-1600 | SPRING,PISTON | 12560- | |
| 4 | DK152105-1500 | PLUG | 12560- | |
| 5 | DK029332-6030 | GASKET | 12560- | |
| 6 | DK152111-4820 | TAPPET ASS'Y | 12560- | |
| 7 | DK152112-1100 | ROLLER | 12560- | |
| 8 | DK152113-1400 | PIN,ROLLER | 12560- | |
| 9 | DK152114-1800 | GUIDE | 12560- | |
| 10 | DK152115-0500 | VALVE | 12560- | |
| 11 | DK152116-0200 | SPRING | 12560- | |
| 12 | DK152117-0100 | PLUG | 12560- | |
| 13 | DK029331-6030 | GASKET | 12560- | |
| 14 | DK029631-6060 | O-RING | 12560- | |
| 15 | DK152121-0200 | RING,SNAP | 12560- | |
| 16 | DK152200-5420 | PUMP,PRIMING | 12560- | |
| 17 | DK152300-5920 | BOLT,EYE | 12560- | |
| 18 | DK029731-4680 | BOLT,EYE | 12560- | |
| 19 | DK029711-4310 | EYE,EYE | 12560- | |
| 20 | DK029341-4130 | GASKET | 12560- | |
| 21 | DK152320-0100 | COVER | 12560- |