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		                        | National Stock Number:
 5310-00-293-9623
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 002939623
 
 Description:
 WASHER,KEY
 
 Detail:
 A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.
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 Manufacturer Information:
 
 | 712086 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | 
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 Techincal Specification:
 
 | EXTERNAL KEY QUANTITY | 19 |  | EXTERNAL PREBENT KEY WIDTH | 0.234 INCHES NOMINAL |  | HOLE DIAMETER | 2.816 INCHES NOMINAL |  | INTERNAL PREBENT KEY LENGTH | 0.250 INCHES NOMINAL |  | INTERNAL PREBENT KEY WIDTH | 0.290 INCHES NOMINAL |  | MATERIAL THICKNESS | 0.063 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | OUTSIDE DIAMETER | 3.343 INCHES NOMINAL |  | OVERALL DISTANCE INCLUDING KEYS | 3.828 INCHES NOMINAL |  | STYLE DESIGNATOR | KEY |  | SURFACE TREATMENT | CADMIUM  OR ZINC  AND CHROMATE OVERALL | 
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