National Item Identification Number

00-167-1720
001671720
1650-00-167-1720
1650001671720

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)

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94697

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Reference Numbers (Part Numbers)

112-46676

Required Categories

MATERIAL
MATERIAL HARDNESS RATING
SURFACE TREATMENT
DESIGN TYPE
SPECIAL FEAT

Required Description

STEEL, AMS 5643
NOT RATED
PASSIVATED
SPLIT
NOT CASEHARDENED
94697
112-4667