The NL8091, made by National of the USA, is a large end-view nixie tube. National sold many tubes with the same numbering as Burroughs – the Burroughs equivalent of this tube is the B8091.
| Digit size | 35mm |
| Min current | 3mA |
| Max current | 6mA |
| Base | SK137 |
For size comparison, here is a family portrait with, from the left, a 122P224 (aka B5092A), a B6091 and the NL8091:
All I need is the even bigger B7094/NL7094…
This is the datasheet
NL8091 datasheet