Pressure Plunger Pump, Discharge Connection Size 3/8 in, Discharge Connection Type BSP, Discharge Pressure (Maximum) 3,000 psi, Flow Rate (Maximum) 4 gpm, Intake Connection Size 1/2 in, Intake Connection Type BSP, Motor Speed (Maximum) 1,750 RPM, Piston Design Triplex, Pump Head Material Forged Brass, Plunger Material Ceramic, Required Electric Motor Horsepower (Maximum) 10 hp, Lubrication Oil Bath, Shaft Outer Diameter 1 1/8 in, Shaft Type Hollow, Drive Type Direct-Mount WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -