Rotary Gear Pump Magnetic Drive 1 hp HP 1 Phase Voltage 115/230 12.8/6.4 Amps Motor Frame 56C Motor Enclosure TEFC Port Size (In.) 1/2 in Suction Lift (Ft.) 6 ft GPM Max 5.8 gpm Max Pressure (PSI) 110 psi Relief Valve - Seal Samarium Cobalt Body Material 316 Stainless Steel Shaft Material 316 Stainless Steel Temp Range - Min Temp (F) -50 Degrees F Max Temp (F) 450 Degrees F Gear Material 316 SS/Alloy 20 Helical Max RPM 1 750 RPM Bushing Carbon Gears Helical