Jabsco, 1" Bronze, Pedestal Impeller Pumps, Self Priming, 777 Series. Flow rate: Nominal 17.8 gallons/min, (80 Litres/min) at 1500 rpm. Self-priming from dry up to 7.8ft (2.4m). Constructed from marine quality bronze and stainless steel for ruggedness and reliability. Inexpensive to buy and operate, easy to service and maintain. Will tolerate abrasive wear. Handles hard and soft solids without clogging. Can pump in either direction. Will not airlock. Body: Bronze. Impeller: Nitrile. Shaft: Stainless Steel. Port 1" NPT Internal