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 5930-01-228-1527
NSN 5998-01-283-2719
NSN 6610-00-421-9853
NSN 5930-00-581-7434
NSN 6650-01-309-7930
NSN 5998-00-200-6478
NSN 6620-01-603-0852
NSN 6685-01-399-1701
NSN 6610-01-541-7422
NSN 5925-01-089-9791
NSN 6110-01-589-0441
NSN 6645-01-163-6144