5310-01-235-2057, WASHER,LOCK

5310-01-235-2056 WASHER,FLAT

5310-01-235-2058 WASHER,SHOULDERED

National Stock Number:
5310-01-235-2057

Federal Supply Class:
5310

National Item Identification Number:
012352057

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:

MS51414-1

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 1054 OR
	STEEL COMP 1055 OR
	STEEL COMP 1059 OR
	STEEL COMP 1060 OR
	STEEL COMP 1561 OR
	STEEL COMP 1062 OR
	STEEL COMP 1064 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	89.0 ROCKWELL B MINIMUM AND
	94.0 ROCKWELL B MAXIMUM
STYLE DESIGNATOR	FLAT EXTERNAL TEETH
HOLE DIAMETER	0.141 INCHES MINIMUM AND
	0.150 INCHES MAXIMUM
OUTSIDE DIAMETER	0.305 INCHES MINIMUM AND
	0.320 INCHES MAXIMUM
MATERIAL THICKNESS	0.016 INCHES MINIMUM AND
	0.022 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND
	1 COMPOSITION
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS51414-1

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