National Item Identification Number
01-349-2893
013492893
4820-01-349-2893
4820-01-349-2893
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)
02570
12623
Reference Numbers (Part Numbers)
SS22RS4A
SS22RS4A
Required Categories
Required Description