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 6135-00-248-4102
NSN 6150-01-555-8477
NSN 5950-01-354-7553
NSN 5855-01-627-4702
NSN 6685-01-626-8815
NSN 6685-01-408-6372
NSN 6130-01-207-4493
NSN 6685-01-567-3176
NSN 6130-01-017-5736
NSN 6150-01-122-3924
NSN 5945-01-386-3135
NSN 6320-01-512-2031