| Item | Part No. | Part Name | Qty | Serial No. |
| 20G-977-2130 | HEATER UNIT | 30001- | ||
| THE DENSO PART NUMBER IS THAT ND IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| 1 | ND116460-5560 | CASE,LOWER | 30001- | |
| 2 | ND116460-5570 | CASE,UPPER | 30001- | |
| 3 | ND116410-2853 | RADIATOR | 30001- | |
| 4 | ND146370-2870 | COVER | 30001- | |
| 5 | ND116221-0461 | FAN,BLOWER | 30001- | |
| 6 | ND116221-0471 | FAN,BLOWER | 30001- | |
| 7 | ND146681-7711 | CLAMP | 30001- | |
| 8 | ND91570-06141 | BOLT | 30001- | |
| 9 | ND017621-0172 | HOLDER,HEATER | 30001- | |
| 10 | ND017621-0182 | HOLDER,HEATER | 30001- | |
| 11 | ND90900-05161 | SCREW | 30001- | |
| 12 | ND062500-3740 | MOTOR ASS'Y | 30001- | |
| 13 | ND146820-2370 | RESISTOR,BLOWER | 30001- | |
| 14 | ND146641-7720 | PLATE | 30001- | |
| 15 | ND949056-2230 | NUT | 30001- | |
| 16 | ND949011-7650 | WASHER | 30001- | |
| 17 | ND146659-0340 | PACKING | 30001- | |
| 18 | ND146622-4680 | PACKING | 30001- | |
| 19 | ND146622-4690 | PACKING | 30001- | |
| 20 | ND949321-2631 | GROMMET | 30001- | |
| 21 | ND949001-1821 | SCREW | 30001- | |
| 22 | ND146659-1350 | PACKING | 30001- | |
| 23 | ND017300-0810 | ACCESSORY ASS'Y | 30001- |