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 5930-01-456-9590
NSN 5990-01-565-2226
NSN 5935-01-560-7448
NSN 5985-01-202-8723
NSN 5950-00-172-3379
NSN 5835-01-647-6426
NSN 6220-01-332-3610
NSN 5930-01-410-8296
NSN 5998-01-529-6317
NSN 5920-01-401-5315
NSN 5998-01-187-8724
NSN 6610-01-110-2229