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 5930-01-214-1873
NSN 6685-01-043-7538
NSN 5999-00-983-5461
NSN 5930-01-295-7194
NSN 4140-01-496-8406
NSN 5965-01-392-1761
NSN 5895-00-525-3295
NSN 5920-01-067-4897
NSN 6650-00-754-2276
NSN 5975-00-300-8041
NSN 6145-01-428-9003
NSN 4140-01-494-9367