National Item Identification Number
00-340-1287
003401287
4210-00-340-1287
4210003401287
National Stock Number
Item Name
SEAT,HELICAL COMPRESSION SPRING
Federal Supply Class
4210
Description
A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a RETAINER, HELICAL COMPRESSION SPRING. Excludes WASHER (1), (as modified); SEAT, BALL SOCKET and HOLDER, SPRING. See also ROTOR, ENGINE POPPET VALVE.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
13X808
Required Categories
Required Description