| Model Num | Machine S/N Base | Machine S/N First | Machine S/N Last |
|---|---|---|---|
| 627B | 38V | 872 | 1530 |
| 627B | 33V | 1 | 533 |
| 627B | 37V | 1 | 636 |
| 627B | 38V | 1 | 871 |
| 621 | 37G | 1 | UP |
| 621 | 40G | 236 | UP |
| 621 | 41G | 340 | UP |
| 621B | 31V | 1 | 1039 |
| 621B | 36V | 1 | 1395 |
| 621B | 73V | 1 | 777 |
| 627 | 54K | 1 | UP |
| 627 | 68M | 1 | UP |
| 627 | 50K | 1 | UP |
| 627 | 69M | 1 | UP |
| 627B | 37V | 637 | 1059 |