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 5950-01-028-9064
NSN 6645-00-099-6913
NSN 5920-00-493-8307
NSN 6610-01-582-8181
NSN 6320-00-731-6134
NSN 6105-01-655-5110
NSN 6240-00-088-8054
NSN 5920-00-931-7979
NSN 5990-01-086-4825
NSN 6135-01-657-7116
NSN 5905-01-522-5794
NSN 6105-01-432-3692