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 6610-00-977-9264
NSN 5920-01-358-6930
NSN 5998-01-634-0604
NSN 6650-01-649-0228
NSN 5905-01-632-4138
NSN 5930-01-157-5421
NSN 5925-00-835-2609
NSN 5925-01-521-2312
NSN 5915-01-312-4184
NSN 5998-00-223-3032
NSN 6220-00-443-0589
NSN 6150-01-560-7928