Magnetic permeability shall not exceed 2.0 after fabrication
A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.
Classification: Safety or relief valves
NSN 5915-01-516-7371
NSN 6650-00-148-5878
NSN 6240-00-470-7625
NSN 5925-01-456-6944
NSN 5855-01-605-2438
NSN 5998-00-518-5118
NSN 6645-00-226-2270
NSN 5945-01-472-2099
NSN 5910-01-456-7102
NSN 6135-01-468-6491
NSN 5996-01-400-3558
NSN 6320-00-931-4855