Annovi Reverberi Pump 4350 PSI @ 21.0 GPM Horizontal Gas Engine Triplex Plunger Replacement Pressure Washer Pump 20'' Marine Ship Building Offshore applications P0463015 Marine Ship Building Offshore applications 0 Hp air compressors in the industry having only 58 decibels of sound Annovi Reverberi AR RTD80 300 horizontal gas engine triplex plunger pump is rated up to 21 GPM at max 4350 PSI spins a 35mm solid shaft at 1000 RPM using a 1 ½” inlet and 1” discharge thread 5 Max PSI 4350 MaxBar 300 Power EBHP 65 Bore Dia mm 32 Stroke mm 42 Crankshaft ID Stamp 4 Inlet 1 1 2" Outlet 1" Max Temp 140° F Oil Capacity (oz) 110oz Weight 128 RPM 1000 Shaft Size 35mm Shaft Version Solid Shaft Type N Version