5310-00-159-6281, WASHER,KEY

National Stock Number:
5310-00-159-6281

Federal Supply Class:
5310

National Item Identification Number:
001596281

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:

MS9276-14	1E0F1	ROLLS ROYCE CORP
MS9276-14	74703	LOCKHEED MARTIN AERONAUTICAL SYSTEMS SUPPORT COMPANY
MS9276-14	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	KEY
EXTERNAL KEY QUANTITY	3
HOLE DIAMETER	0.515 INCHES MINIMUM AND
	0.520 INCHES MAXIMUM
OUTSIDE DIAMETER	0.745 INCHES MINIMUM AND
	0.755 INCHES MAXIMUM
EXTERNAL PREBENT KEY LENGTH	0.150 INCHES MINIMUM AND
	0.160 INCHES MAXIMUM
EXTERNAL TAPERED KEY WIDTH	0.425 INCHES MINIMUM AND
	0.435 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH	0.200 INCHES MINIMUM AND
	0.205 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY	0.465 INCHES MINIMUM AND
	0.475 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS	1.087 INCHES MINIMUM AND
	1.115 INCHES MAXIMUM
SPLIT KEY LENGTH	0.215 INCHES MINIMUM AND
	0.220 INCHES MAXIMUM
MATERIAL THICKNESS	0.032 INCHES MINIMUM AND
	0.040 INCHES MAXIMUM
ANGLE BETWEEN EXTERNAL KEYS	58.0 DEGREES MINIMUM AND
	62.0 DEGREES MAXIMUM
EXTERNAL PREBENT KEY ANGLE	15.0 DEGREES NOMINAL
SURFACE FINISH	16.0 MICROINCHES TOP
	32.0 MICROINCHES BOTTOM
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS9276-14

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