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 5855-01-576-2600
NSN 5895-01-230-3960
NSN 5945-00-361-8855
NSN 5895-00-665-1574
NSN 4140-01-505-7541
NSN 5990-01-054-3332
NSN 5950-00-079-0159
NSN 6145-01-047-4345
NSN 5999-01-430-0156
NSN 5905-00-716-5935
NSN 6150-01-365-1720
NSN 5998-00-597-7175