0382820 WATTS 740 1 50 PSI 1899000 RELF VALVE

Lead Free: Not In Scope 1" Iron Boiler Pressure Relief Valve, 50 psi, Expanded Outlets - Inlet Connection Size 1" - Inlet Connection Type Female Threaded - Maximum Working Pressure-PSI 38 PSI - Outlet Connection Size 1 1/4" - Outlet Connection Type Female Threaded - Pressure Range 30 to 75 PSI - Pressure Relief Setting-PSI 50 PSI - 740 Series Features - Iron body construction - Set at 50 psi - Spring loaded - Automatic reseating This 1 inch boiler pressure relief valve is used in hot water space heating boiler applications to protect against excessive pressure on all types of hot water space heating boiler equipment. It consists of an iron body construction with expanded outlet drain connections for hot water space heating boilers, non-metallic disc-to-metal seating, stainless steel spring, and test lever. It offers large discharge capacity, resists corrosive water conditions, resists sticking and freezing, and prevents water and sediment from being trapped in the seat. It is designed for emergency safety relief, not as an operating control. The pressure relief is set at 50 psi ( 344.7 kPa) with corresponding high pressure ratings up to 1,899,000 BTU/hr.