National Item Identification Number
01-312-8199
013128199
4820-01-312-8199
4820-01-312-8199
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)
86184
Reference Numbers (Part Numbers)
18082-01G
Required Categories
BODY STYLE
FACE TO FACE DISTANCE
FLOW CONTROL DEVICE
END CONNECTION QUANTITY;
Required Description
A1 STRAIGHT THRU
25.750 INCHES NOMINAL
DIAPHRAGM
2
RECESSED FLANGE
M9 RECES