5310-00-420-0642, WASHER,KEY

National Stock Number:
5310-00-420-0642

Federal Supply Class:
5310

National Item Identification Number:
004200642

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:

SMB619214

80063

US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR

Techincal Specification:

DISTANCE FROM CENTERLINE TO END OF KEY	0.330 INCHES NOMINAL
EXTERNAL STRAIGHT KEY WIDTH	0.160 INCHES NOMINAL
HOLE DIAMETER	0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
OUTSIDE DIAMETER	0.440 INCHES NOMINAL
OVERALL DISTANCE INCLUDING KEYS	0.550 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-250/8 H32 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.032 INCHES NOMINAL
MATERIAL	ALUMINUM ALLOY 5052 OVERALL
SPECIAL FEATURES	ONE INTERNAL KEY
STYLE DESIGNATOR	KEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CHROMATE OVERALL

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