5310-01-137-8982, WASHER,KEY

5310-01-137-8981 NUT,SELF-LOCKING,EXTENDED WASHER

National Stock Number:
5310-01-137-8982

Federal Supply Class:
5310

National Item Identification Number:
011378982

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.

Manufacturer Information:

SM-B-158380

80063

US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR

Techincal Specification:

DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY	0.315 INCHES NOMINAL
EXTERNAL PREBENT KEY LENGTH	0.159 INCHES NOMINAL
EXTERNAL PREBENT KEY WIDTH	0.156 INCHES NOMINAL
EXTERNAL STRAIGHT KEY WIDTH	0.125 INCHES NOMINAL
HOLE DIAMETER	0.328 INCHES NOMINAL
OUTSIDE DIAMETER	0.625 INCHES NOMINAL
OVERALL DISTANCE INCLUDING KEYS	0.719 INCHES NOMINAL
MATERIAL THICKNESS	0.060 INCHES NOMINAL
MATERIAL	STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
STYLE DESIGNATOR	KEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	TT-C-490,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC AND PHOSPHATE OVERALL

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