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 2925-01-643-8395
NSN 6645-01-199-7553
NSN 6610-01-167-1771
NSN 6320-01-615-7202
NSN 2925-01-380-0869
NSN 6135-01-420-4070
NSN 5930-01-033-2060
NSN 6620-00-663-8962
NSN 6105-01-152-2800
NSN 6240-01-339-5100
NSN 5915-01-088-8649
NSN 5950-01-079-6757