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 6105-01-521-4439
NSN 6610-01-221-2606
NSN 6220-01-572-4548
NSN 6130-00-990-5759
NSN 5915-01-020-9153
NSN 6320-01-498-4954
NSN 5975-01-205-8208
NSN 5945-00-671-8274
NSN 5945-01-534-7910
NSN 5925-01-511-9999
NSN 4140-01-176-5139
NSN 5985-01-154-0612