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 6130-01-573-7483
NSN 5855-00-079-2370
NSN 6620-01-237-5603
NSN 6220-01-616-2452
NSN 6240-01-172-4604
NSN 5975-01-069-4689
NSN 6320-01-290-5271
NSN 5895-01-531-3581
NSN 5999-00-107-5622
NSN 4140-00-135-0611
NSN 5935-00-324-6438
NSN 6610-01-197-5249