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 5945-01-196-8585
NSN 6685-00-090-0347
NSN 6650-00-960-5040
NSN 6105-01-512-9575
NSN 5905-00-493-3656
NSN 6150-00-273-9014
NSN 5998-01-056-5268
NSN 6135-01-446-6010
NSN 5999-00-783-6619
NSN 5965-00-927-3123
NSN 5935-01-534-8303
NSN 5895-01-512-3838