| Model Num | Machine S/N Base | Machine S/N First | Machine S/N Last |
|---|---|---|---|
| D30D | 3AJ | 305 | UP |
| D40D | 2JJ | 87 | UP |
| D250B | 5WD | 502 | UP |
| D300B | 4SD | 560 | UP |
| D350D | 9RF | 340 | UP |
| D350E, D350E II | 9LR | 1 | 444 |
| D350E, D350E II | 9LR | 448 | 456 |
| D400D | 8TF | 368 | UP |
| D400E, D400E II | 2YR | 1 | 733 |
| D25D | 1HK | 286 | UP |