| Item | Part No. | Part Name | Qty | Serial No. |
| SERIAL NO. 80198 INDICATES D21A-7. THE OTHER MACHINES ARE AS FOLLOWS. | ||||
| D20A-7 = 80088 | ||||
| D20A-7B = 80059 | ||||
| D21A-7B = 80142 | ||||
| 1 | 14X-43-14170 | KNOB | 78604-80198 | |
| 2 | 20T-43-71190 | NUT | 78604-@ | |
| 3 | 14Z-43-11310 | KNOB | 78604-80198 | |
| 4 | 114-43-48790 | NUT | 78604-80198 | |
| 5 | 203-43-44360 | KNOB | 78604-@ | |
| 6 | 09304-10835 | KNOB | 78604-@ | |
| 7 | 114-54-43260 | PLUG | 78604-@ | |
| 8 | 20G-54-19950 | CAP | 78604-@ | |
| 9 | 104-43-38510 | EXTENSION | 78604-@ | |
| 10 | 104-43-38520 | NUT | 78604-@ | |
| 11 | 114-X11-2590 | SEAL | 78604-@ |