5310-00-568-5260, WASHER,KEY

National Stock Number:
5310-00-568-5260

Federal Supply Class:
5310

National Item Identification Number:
005685260

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:

S1610-23096

78286

SIKORSKY AIRCRAFT CORPORATION

Techincal Specification:

EXTERNAL KEY QUANTITY	15
EXTERNAL STRAIGHT KEY WIDTH	0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM
HEAT TREATMENT	ANNEALED
HOLE DIAMETER	1.752 INCHES MINIMUM AND 1.759 INCHES MAXIMUM
OUTSIDE DIAMETER	2.000 INCHES NOMINAL
OVERALL DISTANCE INCLUDING KEYS	2.375 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.058 INCHES NOMINAL
MATERIAL	NICKEL ALLOY A OR STEEL COMP 302 OR STEEL COMP 304 OVERALL
WIDTH BETWEEN FLATS	1.579 INCHES MINIMUM AND 1.583 INCHES MAXIMUM
STYLE DESIGNATOR	KEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL

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