5310-01-285-0544, WASHER,KEY

National Stock Number:
5310-01-285-0544

Federal Supply Class:
5310

National Item Identification Number:
012850544

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:

MS14198K5C

96906

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

Techincal Specification:

DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER	0.093 INCHES MINIMUM AND 0.123 INCHES MAXIMUM
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
HOLE DIAMETER	0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
INTERNAL PREBENT KEY WIDTH	0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM
OUTSIDE DIAMETER	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5343 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5659 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM
MATERIAL	STEEL COMP 630 OR STEEL COMP XM-12 OVERALL
SPECIAL FEATURES	SECOND KEY,ONE SIDE; LARGER KEY UNDERCUT
WIRE HOLE DIAMETER	0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
STYLE DESIGNATOR	INTERNAL PREBENT KEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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