GET YOUR PRESSURE WASHER PUMP BACK IN ACTION: The Simpson Cleaning Water Outlet Fitting is a high quality part for your pressure washer pump and hose; With easy installation, you will be able to get back to your power washing projects in no time | WHAT IT DOES: This male M20 to male M22 water outlet fitting allows a female M22 threaded high-pressure hose to connect to a pressure washer pump | COMPATIBILITY: Check the pump model number before ordering to make sure you get the right part; This replacement water outlet fitting is compatible with these pressure washer pumps: 510020, 520004, 520006, 520020 | PRODUCT DETAILS: Comes with high-pressure O-ring seal installed; Made from anodized aluminum; The hex in the middle of the adaptor is 8mm | QUALITY REPLACEMENT PARTS: Simpson replacement parts are great for commercial and residential pressure washers; From inlet and outlet fittings to seal kits, manifolds, and valves, save time and money by repairing your pump with genuine Simpson components