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 5935-01-491-3714
NSN 6685-01-123-5608
NSN 6620-01-632-9143
NSN 6320-01-224-0063
NSN 5925-01-335-8933
NSN 6320-01-056-1164
NSN 6135-00-274-4037
NSN 5999-01-193-8883
NSN 6105-01-626-8154
NSN 5965-00-920-0455
NSN 6610-01-464-3037
NSN 6650-01-163-5474