National Item Identification Number

01-135-2605

National Stock Number

Item Name

RING,RETAINING

Federal Supply Class

5325

Description

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see PUSH ON NUT. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also CLIP, RETAINING and PIN, LOCK. Excludes RING, CONNECTING, ROUND.

Commercial and Government Entity Code (Supplier Data)

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15555

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CURTISS-WRIGHT CORP
4 BECKER FARM RD
ROSELAND
NJ
07068
973-597-4700

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79136

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Reference Numbers (Part Numbers)

MS16631-4425
MS16631-4425
N5002-425HST

Required Categories

MATERIAL
SURFACE TREATMENT
STRENGTH RATING
MATERIAL HARDNESS RATING
CASEHARD

Required Description

STEEL, AMS 5520
PASSIVATED
NOT RATED
50.0 ROCKWELL C NOMINAL
NOT CASEHARDENE