Pentair Sta-Rite JHHG3-53H 3-Phase Cast Iron Centrifugal Pump and Motor Assembly, 2-1/2 HP 3-phase cast iron centrifugal pump and motor Heavy-duty motors, easy service design, easy serviceability and four-position discharge Includes replaceable wear ring and feature back pull-out design Drain port provides for easy winterizing Measures 2-inch by 1-1/2-inch NPT ports