Rotary Gear Pump Head, Body Material Bronze, Compatible Motor Frame 56C, Viscosity - Maximum 550 SUS, Suction Lift - Maximum 7.9 ft, Operating Pressure - Maximum 125 psi, Operating Temperature - Maximum 210 Degrees F, Operating Temperature - Minimum -20 Degrees F, Required Horsepower 1 1/2 hp, Connection Size 3/8 in, Connection Type NPT, Shaft Outer Diameter 5/8 in, Flow Rate @ 100 psi 6.5 gpm, Seal Type Mechanical, Seal Material Buna-N, Carbon, Ceramic, Stainless Steel, Gear Design Spur