5310-00-740-9440, WASHER,KEY

National Stock Number:
5310-00-740-9440

Federal Supply Class:
5310

National Item Identification Number:
007409440

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:

46R304	29092	COLT INDUSTRIES INC HOLLEY AUTOMOTIVE DIV
7409440	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY	0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
EXTERNAL PREBENT KEY LENGTH	0.118 INCHES MINIMUM AND 0.121 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH	0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
HARDNESS RATING	40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
HOLE DIAMETER	0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
OUTSIDE DIAMETER	0.800 INCHES MINIMUM AND 0.820 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS	0.6915 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.039 INCHES MINIMUM AND 0.042 INCHES MAXIMUM
MATERIAL	STEEL COMP 1040 OVERALL
STYLE DESIGNATOR	KEY

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