5310-01-072-8256, WASHER,KEY

National Stock Number:
5310-01-072-8256

Federal Supply Class:
5310

National Item Identification Number:
010728256

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:

10554739

19200

US ARMY ARDEC RDECOM

Techincal Specification:

DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY	0.016 INCHES NOMINAL
EXTERNAL PREBENT KEY LENGTH	0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH	0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
HOLE DIAMETER	0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
OUTSIDE DIAMETER	0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS	0.400 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-613 1/2 H FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.024 INCHES MINIMUM AND 0.025 INCHES MAXIMUM
MATERIAL	COPPER ALLOY 268 OVERALL
STYLE DESIGNATOR	KEY

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