The self-priming flexible impeller pump is the industry recognized technology standard for leisure and work boat engine cooling. Being an original Jabsco, you are assured the highest grade bronze and stainless steels are used in keeping your engine at peak operating temperature. Flexible impeller pumps are ideally suited to washdown, circulation and fire duty applications onboard or dockside. Where needed, these pumps have easily replaced cams, end covers and wear plates for extended product life.FeaturesEasy to service and maintainInexpensive to buy and operateCan pump in either directionHandles hard and soft solids without cloggingWill not airlockConstructed from marine quality bronze and stainless steel for ruggedness and reliabilitySpecificationsPort type: NPTSeal type: MechanicalBearing type: Sealed ballOutput: 4 GPM (20 LPM)Self-priming from dry: Up to 4.9′ (1.5 m)Nominal speed: @ 1500 rpmPort size: 3/8″ (10 mm)Weight: 1.5 lb (0.67 kg)Materials of ConstructionBody material: BrassImpeller material: NeopreneShaft material: Stainless steelShaft seal material: Mechanical carbon-ceramicTechnical FileDatasheet .input-wrapper a { text-decoration: none; / Removes underline / background-color: transparent; / Ensures no background color / } .input-wrapper a:hover { text-decoration: underline; / Adds underline on hover / background-color: transparent !important; / Removes grey highlight / }