National Item Identification Number
01-186-0773
011860773
4820-01-186-0773
4820-01-186-0773
National Stock Number
Item Name
VALVE,RELIEF,PRESSURE AND TEMPERATURE
Federal Supply Class
4820
Description
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.
Commercial and Government Entity Code (Supplier Data)
51729
Reference Numbers (Part Numbers)
861-153-022
Required Categories
BODY MATERIAL
Required Description
IRON, CAST