Product Overview ZWD3535G 3.5GPM 3500PSI 1" GAS FLANGE FEATURES: Increased fin depth increases surface area to maximize heat dissipation Stainless steel unitized check valves Heat resistant solid ceramic plungers operating on lubricated packings Direct Drive mounting flange Reinforced crankcase for increased load capacity Enlarged crankcase increases oil capacity for better lubrication and lower operating temperatures One piece industrial grade oversized bronze connecting rods SPECIFICATIONS: Maximum Flow: 3.5 GPM Maximum Pressure: 3000 PSI Maximum Pump Speed: 3400 RPM Minimum Horsepower Requirements: 10.8 hp for gas engines Inlet: 1/2"FPT Discharge: 3/8"FPT Shaft Diameter: Hollow 1" with gas flange Piston: 15mm Crankcase Capacity: 11 oz use SAE 20W/30 oil Weight: 20.3 lbs. Reviews (No reviews yet) Write a Review