"NOTE: This pump has been discontinued by the manufacturer but replacement parts are available
4SF DIRECT DRIVE PLUNGER PUMPS
Model 4SF30GS1 Max Flow 4.0 gpm Min Pressure 100 psi Max Pressure 3500 psi Inlet Port Size 0.5 Discharge Port Size 0.37 RPM 3200 Drive Type(s) Direct Material Brass (BB)