Hand Primer Pump

Heavy duty, high capacity primer with adjustable stroke. Made of aluminium includes durable 1″npt nipple and ball check. One-piece steel handle with fulcrum for ease of use. Big sucker stroke.  Pumps use a valve on the discharge of the pump to keep the discharge line out of the circuit while priming / evacuating the air from the pump and suction line.  Often installed in a pumps priming plug or a tee off the discharge. Used often with irrigation pumps.