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 5920-01-157-2767
NSN 5975-00-054-5287
NSN 6150-01-202-8214
NSN 5965-00-275-0491
NSN 5990-00-050-7693
NSN 5990-01-612-5323
NSN 5835-01-089-7615
NSN 5950-01-542-4302
NSN 5895-00-499-8040
NSN 6145-01-516-9020
NSN 5895-01-206-4619
NSN 5960-00-081-2559