National Item Identification Number
00-137-6440
001376440
1650-00-137-6440
1650001376440
National Stock Number
Item Name
SEAT,HELICAL COMPRESSION SPRING
Federal Supply Class
1650
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)
93835
59211
82106
93835
Reference Numbers (Part Numbers)
3287038
3287045
3287045
3287045
Required Categories
Required Description