Ideal for bilge or washdown pumps. Pump only with nitrile impeller for oil, diesel, and water. Can be combined with a vacuum switch for automatic operation. Connection: External: 1″ hose barb. Internal thread: 1/2″ BSP or 1/2″-14 NPTF. Impeller: 09-824P-9 (Nitrile). F4B-19. 12.7 GPM. 12 volt.
