| Item | Part No. | Part Name | Qty | Serial No. |
| 425-07-21151 | ..DUCT ASS'Y,AIR | 53001-53714 | ||
| 1 | ND145820-9610 | ...DUCT,AIR | 53001-@ | |
| 2 | ND145820-8330 | ...DUCT,AIR | 53001-@ | |
| 3 | ND116730-0690 | ...DAMPER ASS'Y | 53001-53714 | |
| 4 | ND116730-0700 | ...DAMPER ASS'Y | 53001-53714 | |
| 5 | ND017732-4840 | ...LEVER,CONTROL | 53001-53714 | |
| 6 | ND017732-4850 | ...LEVER,CONTROL | 53001-53714 | |
| 7 | ND017732-4860 | ...LEVER,CONTROL | 53001-53714 | |
| 8 | ND017732-4870 | ...LEVER | 53001-53714 | |
| 9 | ND116662-0640 | ...SHAFT | 53001-@ | |
| 10 | ND949008-0420 | ...SCREW,TAPPING | 53001-@ | |
| 11 | ND913100-3081 | ...SCREW,WITH WASHER | 53001-@ | |
| 12 | ND116632-0171 | ...SPRING,HOLDING | 53001-@ | |
| 13 | ND063700-6570 | ...SERVO MOTOR ASS'Y | 53001-53714 | |
| 14 | ND949008-0780 | ...SCREW,TAPPING | 53001-@ | |
| 15 | ND146625-2630 | ...BUSHING | 53001-53714 | |
| 16 | ND246690-2930 | ...CLAMP | 53001-53714 | |
| 17 | ND017773-0140 | ...CLIP | 53001-@ | |
| 18 | ND116662-4210 | ...SHAFT | 53001-53714 | |
| 19 | ND949202-0940 | ...BUSHING | 53001-53714 | |
| 20 | ND146522-6180 | ...BRACKET | 53001-53714 | |
| 21 | ND909400-5161 | ...SCREW,TAPPING | 53001-53714 |