Pressure Washer Spray Gun, Rear Inlet, 4000 PSI. Even though you may be extremely careful with your washing tools, accidents happen. And your spray gun can come out of your workshop broken. And if not broken, with time your spray gun can wear out. In either case, Pneuamtics spray guns are what we recommend. You can use this replacement spray gun on pressure washers rated up to 4000 PSI. It comes with a Trigger to prevent accidental spraying when not in use. Pneumatics offers various pressure washer spray guns for both, commercial and residential users. This spray gun rated 500 PSI is equipped with 1/4 Inch FNPT so that the wand can be easily threaded into the gun. The inlet side of the gun will fit any 3/8 Inch FNPT fitting so that the pressure hose can be connected. Tested the factory to ensure the value you have come to expect from us. | Pneumatics Pressure Washer 1/4 Inch FNPT Nozzle, 3000 PSI. Pneumatics Pressure Washer Rotating Nozzle 3000 PSI with 1/4 Inch Connect Plug. Fits Pressure Washers of multiple brands with 3000 PSI. These nozzles clean twice as fast as the spray nozzles. Great for Brick, Concrete, Vinyl Surfaces, removing Paint, Mud, Grease and stubborn dirt marks and stains. Includes pre-assembled Connect adapter. Pneumatics nozzles helps keep your pressure washer running its maximum potential. Try these efficient rotating nozzles and experience large area coverage with almost the same power as a solid pencil jet. has been a factory direct distributor of power tools, accessories, fittings and shop machinery since 1986.