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 5935-01-606-4243
NSN 6320-01-148-8125
NSN 2925-01-597-9541
NSN 2925-01-354-1752
NSN 6620-01-333-4734
NSN 6610-00-139-1105
NSN 5975-01-373-3981
NSN 5945-01-610-5894
NSN 5965-00-267-4173
NSN 6645-00-527-7258
NSN 5905-01-397-9853
NSN 6105-01-223-2733