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 5935-01-647-5020
NSN 5950-01-513-0136
NSN 5965-01-448-6055
NSN 5905-00-373-3263
NSN 6650-01-544-4275
NSN 6240-00-635-9953
NSN 5930-00-816-9780
NSN 6145-01-604-3313
NSN 6150-00-556-5180
NSN 5835-01-447-2544
NSN 5975-01-465-3128
NSN 4140-01-062-7244