Hiltex 50640 Rotary Drum Pump, 10 Oz/Stroke | Fluids, Oils, Fuel (Diesel, Gasoline), Food Production | 2" NPT Barrel Adaptor Rotary pump for barrels, oil drums and storage tanks; Use as a transfer pump for fuel, edibles and all types of non-corrosive fluids Self priming oil transfer pump made with heavy duty cast iron housing and steel suction pipe for durability, fit for production and farm use Pumps 10 Oz/Stroke, up to 20 GPM and hand crank top pump needs no electric or pneumatic power for diesel fuel, petrol, gasoline used in generators Industrial pump includes bung adapter for 2" BSP barrels with NPT threading that fits over suction tube for use as a diesel pump, kerosene pump Pumps heating oil, lacquer thinner, antifreeze, motor oil, transmission fluid, automotive additives, lubricating oil, soaps, solvents