5310-01-213-4840, WASHER,KEY

5310-01-213-4839 NUT,SELF-LOCKING,EXTENDED WASHER

National Stock Number:
5310-01-213-4840

Federal Supply Class:
5310

National Item Identification Number:
012134840

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:

MS25081-7

96906

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

Techincal Specification:

DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY	0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY	0.317 INCHES MINIMUM AND 0.331 INCHES MAXIMUM
EXTERNAL PREBENT KEY LENGTH	0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH	0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
HOLE DIAMETER	0.747 INCHES MINIMUM AND 0.757 INCHES MAXIMUM
INTERNAL STRAIGHT KEY WIDTH	0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM
OUTSIDE DIAMETER	0.968 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS	1.011 INCHES MINIMUM AND 1.037 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A568 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL THICKNESS	0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM
MATERIAL	STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
STYLE DESIGNATOR	KEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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