Pump Discharge Connection Size 1 in Discharge Connection Type NPT Feet of Head - Maximum 85 ft of head Flow Rate - Maximum 20.5 gpm Housing Material Brass Impeller Material Buna-N Media Intake Connection Size 1 in Media Intake Connection Type NPT Priming Self-Priming Required Horsepower 1 hp Shaft Material Stainless Steel Shaft Outer Diameter 5/8 in Viscosity - Maximum 5 000 SUS Motor Mounting Type Close Coupled Operating Pressure - Maximum 36.7 psi Suction Lift - Maximum 10.2 ft