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 6130-00-233-8013
NSN 5985-01-143-7314
NSN 5895-01-445-6341
NSN 5975-01-521-7222
NSN 6610-00-445-5695
NSN 6685-01-461-5193
NSN 5945-00-104-8097
NSN 5998-00-264-4514
NSN 5965-00-131-6700
NSN 4140-01-628-9921
NSN 2925-01-269-1312
NSN 4140-01-553-5767