5310-01-094-2889, WASHER,KEY

National Stock Number:
5310-01-094-2889

Federal Supply Class:
5310

National Item Identification Number:
010942889

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:

MS9581-16

96906

MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

MATERIAL	STEEL COMP 321 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR	90 DEGREE LOCKING KEY
HOLE DIAMETER	0.640 INCHES MINIMUM AND
	0.645 INCHES MAXIMUM
OUTSIDE DIAMETER	0.930 INCHES MINIMUM AND
	0.940 INCHES MAXIMUM
EXTERNAL PREBENT KEY LENGTH	0.150 INCHES MINIMUM AND
	0.160 INCHES MAXIMUM
EXTERNAL TAPERED KEY WIDTH	0.530 INCHES MINIMUM AND
	0.540 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH	0.200 INCHES MINIMUM AND
	0.205 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY	0.565 INCHES MINIMUM AND
	0.575 INCHES MAXIMUM
MATERIAL THICKNESS	0.032 INCHES MINIMUM AND
	0.040 INCHES MAXIMUM
ANGLE BETWEEN EXTERNAL KEYS	78.0 DEGREES MINIMUM AND
	82.0 DEGREES MAXIMUM
EXTERNAL PREBENT KEY ANGLE	15.0 DEGREES NOMINAL
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS9581-16

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