Aspirator Filter Pump, Richards, Die-cast, white metal body with integrally cast side arm, plated Brass nozzle; cast aluminum baffle tube. 3/8 " (1/2 " drain, 1/8 " NPT vacuum) Water Inlet, 7 "(178mm) Length, Each

Details

Humboldt Aspirator Filter Pumps offer excellent performance for vacuum filtrations under both high and low water pressure conditions. The pumps feature a ball-type, positive-action valve in the suction tube which prevents water backflow if the pressure is reduced.