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 6150-01-481-7259
NSN 6645-00-881-9978
NSN 6135-01-062-5420
NSN 6650-01-633-9147
NSN 5835-01-422-7393
NSN 2925-00-969-8340
NSN 2925-01-460-1601
NSN 5996-01-064-6969
NSN 5985-00-974-5393
NSN 6145-01-648-4219
NSN 5855-01-010-4921
NSN 5895-01-594-3027