Part Number: 8.904-572.0
Cross Reference Part Number(s): 462335, 89045720
This 8.904-572.0 Mecline MV550 Unloader Valve features a brass body with stainless steel valve. It can be plumbed onto nearly any brand of pressure washer pump. Rated for use up to 8 GPM and 3600 PSI, this universal pressure regulating valve does NOT include a knob. For the MV550 with knob see part number 8.904-573.0.