Fire tanker AC-8-50 (CM6C7)-518D is intended for the transportation of personnel of the operational calculation, fire-extinguishing substances and fire-fighting technical equipment and emergency and rescue equipment for extinguishing fires and carrying out fire-rescue work. The tanker can be used in cities, rural settlements, industrial areas by fire protection units as an independent combat unit, or as a pumping unit when working “in pumping” with one or several other fire tankers.