Pressure Safety Relief Valve; Type Boiler; Applicable Standard ASME Section IV, CRN #0G8547.5C; Inlet Size 1/2"; Outlet Size 1/2"; End Connection Male Threaded x Female Threaded; Body Material Cast Bronze; Spring Material Stainless Steel; Seat Material Silicone; Set Pressure Range 50 to 175 PSI; Temperature Rating 120 Deg F; Inclusions/Features Spring, Soft Seat Ensures Seat Tightness, Extended Service Life; Application Well Pumps, Storage Tanks, Fire Protection System, Water or Liquid Piping System, Air, Oil and Other Non-Hazardous Liquid; Dimension 2.12" Height; Weight 33 Lb; Warranty 5 Year