5310-00-439-2494 WASHER,FLAT Index 6640-00-439-2500 SHAKING MACHINE,LABORATORY

National Stock Number:
5325-00-439-2496

Federal Supply Class:
5325

National Item Identification Number:
004392496

Description:
RING,RETAINING

Detail:
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.


Manufacturer Information:
670873124617GENERAL MOTORS CORP
670873173342ALLISON TRANSMISSION INC
B1300-22482240SIMMONS FASTENER CORP AN AMFAST CORP


Techincal Specification:
CASEHARDENING INDICATORNOT CASEHARDENED
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
END STYLE90 DEGREE PARALLEL
INSIDE DIAMETER0.313 INCHES NOMINAL
MAJOR THICKNESS0.050 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A576 COMB 1020 ASSN STD SINGLE MATERIAL RESPONSE
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALSTEEL COMP 1020
OUTSIDE DIAMETER0.438 INCHES NOMINAL
RING STYLESTRAIGHT GAP
SURFACE TREATMENTCADMIUM
USAGE DESIGNEXTERNAL OR INTERNAL


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