Single-screw pumps of the Н1В type and electric pump units based on them are intended for pumping out leaks of marketable oil from drainage tanks into the main pipeline.
| Марка | Подача, м³/ч | Давление всасывания, кгс/см² | Частота вращения, об/мин | Мощность двигателя, кВт | КПД насоса, % | Масса насоса, кг |
| Н1В 14/80-9/10 | 9 | 10 | 1000 | 18.5 | 30 | 1900 |
| Н1В 14/80-9/40 | 9 | 40 | 1000 | 22 | 45 | 1900 |
| Н1В 14/80-9/63 | 9 | 63 | 1000 | 30 | 50 | 1900 |
| Н1В 14/80-9/100 | 8 | 100 | 1000 | 55 | 55 | 1900 |