Product Overview MD 4.0/30-U PUMP 4.0GPM 3000PSI 1750RPM 1 1/8" HOLLOW SHAFT ELECTRIC FLANGE M-SERIES HIGH PRESSURE PLUNGER PUMP 1/2" Inlet 3/8" Outlet Brass manifold Solid ceramic plungers Stainless Steel check valves Stainless Steel piston guides Replaceable teflon coated body guides for optimum piston guide support High strength aluminum alloy or bronze connecting rods Heavy duty flat base high pressure seals Industrial quality tapered roller bearings 20oz. capacity vented oil bath crank case Maximum fluid temp. 140 F. Heat treated crank shaft SPECIFICATIONS: GPM: 4.0 PSI: 3000 HP: 7.5 electric RPM: 1750 SHAFT: 1-1/8" Hollow with 182/184 mounting flange SPRAY TIP: 4.5 SEAL KIT: UD-28 VALVE KIT: UD-2 WEIGHT: 25 lbs. Reviews (No reviews yet) Write a Review