Briggs & Stratton Thermal Relief Valve 208673Gs for Gas Pressure Washers - Prevents Overheating, 0.25NPT Fitting, Steel Construction in the Pressure Washer Parts department at Lowes.com
Compact thermal relief valve 3/8" | Power Wash Store
Amazon.com: 7101359 Thermal Relief Valve for Gas Powered Pressure Washer Pumps, 1/4 Inch NPT : Patio, Lawn & Garden