5310-01-269-4479, WASHER,LOCK

National Stock Number:
5310-01-269-4479

Federal Supply Class:
5310

National Item Identification Number:
012694479

Description:
WASHER,LOCK

Detail:
A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Manufacturer Information:

FF-W-100	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS51413-2	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

MATERIAL	STEEL COMP 1050 OR
	STEEL COMP 1551 OR
	STEEL COMP 1552 OR
	STEEL COMP 1053 OR
	STEEL COMP 1055 OR
	STEEL COMP 1059 OR
	STEEL COMP 1060 OR
	STEEL COMP 1561 OR
	STEEL COMP 1064 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	ZINC AND
	CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633,TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	89.0 ROCKWELL B MINIMUM AND
	94.0 ROCKWELL B MAXIMUM
STYLE DESIGNATOR	FLAT INTERNAL TEETH
HOLE DIAMETER	0.141 INCHES MINIMUM AND
	0.150 INCHES MAXIMUM
OUTSIDE DIAMETER	0.275 INCHES MINIMUM AND
	0.295 INCHES MAXIMUM
MATERIAL THICKNESS	0.017 INCHES MINIMUM AND
	0.021 INCHES MAXIMUM
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FF-W-100
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS51413-2

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