Vacuum truck КО-503В based on the Gas 3309
Specifications
| Base chassis | ГАЗ-3309 |
| Engine: | |
| - model | ММЗ Д-245.7 |
| - type/power, h.p. | дизельный/117 |
| Tank capacity, m3 | 3, 75 |
| The depth of the pits to be cleaned, m | 4 |
| Максимальное разрежение в цистерне, Мпа | 0, 08 |
| Vacuum pump capacity, m3/h | 240 |
| Tank filling time, min. | 3-6 |
| Gross weight, kg | 8180 |
| Overall dimensions, m: | |
| - length | 7 |
| - width | 2, 2 |
| - height | 2, 6 |