National Item Identification Number
01-281-4147
012814147
4820-01-281-4147
4820-01-281-4147
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)
Reference Numbers (Part Numbers)
B-3529PC21
B-3529PC21,1X1IN
B-3706
011-354-0269
Required Categories
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
CRITICALITY CODE JUSTIFICATION
Required Description
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALI
