... priming, rotary vane pump. Features:1. For fueling diesel oil, kerosene, not for gasoline.2. Cast iron casing, rotary vane ... casing, IP547. Continuous working principle8. Applicable in transferring oil from barrels, fueling machines in construction sites, boat, agriculture ... years manufacturing experience.3. Our products line including different oil pumps, gear pumps, diaphragm pumps, screw pumps, ...