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 6685-01-628-9791
NSN 6645-01-219-5911
NSN 5855-01-324-9269
NSN 6105-01-014-0830
NSN 6620-01-386-5543
NSN 5895-00-111-1560
NSN 6650-01-211-2673
NSN 5835-01-486-4191
NSN 5998-01-659-2294
NSN 6150-01-023-7710
NSN 6130-01-501-6390
NSN 6220-01-105-3184