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 7035-01-049-6776
NSN 6220-01-278-9369
NSN 5945-00-435-8203
NSN 5999-00-770-2280
NSN 6620-01-576-7723
NSN 5985-00-021-6403
NSN 5855-01-118-2210
NSN 5945-00-021-2747
NSN 6135-01-422-1440
NSN 6145-00-216-6613
NSN 6645-01-296-4223
NSN 4140-01-098-0213