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 6320-01-180-9908
NSN 5985-01-224-2802
NSN 6220-00-090-1310
NSN 5930-01-571-2129
NSN 5835-01-414-3258
NSN 5998-01-447-3342
NSN 5930-01-160-0235
NSN 5975-01-315-4250
NSN 5930-01-158-2274
NSN 2925-01-243-7736
NSN 6240-00-454-9293
NSN 5910-01-033-2104