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 6130-01-100-3285
NSN 6610-00-085-4436
NSN 6320-01-089-9086
NSN 5915-01-656-8877
NSN 5990-01-034-8211
NSN 5855-01-125-4768
NSN 6135-00-128-1633
NSN 6685-00-203-4485
NSN 5985-01-020-6356
NSN 6610-01-564-4084
NSN 7035-00-631-3782
NSN 6130-01-422-0967