National Item Identification Number
00-009-5609
000095609
1680-00-009-5609
1680000095609
National Stock Number
Item Name
SEAT,HELICAL COMPRESSION SPRING
Federal Supply Class
1680
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)
26512
61174
Reference Numbers (Part Numbers)
A51M20617-11
A51M20617-11
Required Categories
MATERIAL
MATERIAL HARDNESS RATING
SURFACE TREATMENT
DESIGN TYPE
TEST DATA DO
Required Description
ALUMINUM ALLOY
NOT RATED
ANODIZE MIL-A-8625 TYPE 2 CLASS 1
SOLID
81349-MIL-I