Perfect for bilge pumping, deck wash, water circulation oil and diesel refueling at dockside service, etc. Can be combined with a vacuum switch for automatic operation, motor is heavy duty to provide long service life even under heavy use. Bronze body. Impeller: 09-824P-9/Seal: Lip seal/Connection: Hose 1"/1/2" NPT/Dimensions: 7" L x 4.72"W x 4.5".