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 5960-01-315-0676
NSN 5950-00-418-1307
NSN 5915-00-300-8481
NSN 6645-00-348-2841
NSN 5915-00-901-7903
NSN 5910-00-074-9982
NSN 5930-00-912-0508
NSN 5930-01-045-3148
NSN 6145-01-415-2658
NSN 4140-00-679-9512
NSN 5930-01-327-1786
NSN 2925-00-188-5003