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 6105-01-136-6806
NSN 6150-00-252-8036
NSN 6145-00-807-8431
NSN 5975-01-658-1428
NSN 7035-00-275-5604
NSN 6645-01-389-8312
NSN 6105-01-477-5453
NSN 5975-01-334-7753
NSN 6320-01-583-6809
NSN 5996-00-272-2560
NSN 6320-00-731-6134
NSN 5895-01-462-4503