5310-01-571-4769, WASHER,FLAT

National Stock Number:
5310-01-571-4769

Federal Supply Class:
5310

National Item Identification Number:
015714769

Description:
WASHER,FLAT

Detail:
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.

Manufacturer Information:

AEW24X164000EA1A91	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
AEW24X164000EA1A91	39428	MCMASTER-CARR SUPPLY CO

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.183 INCHES MINIMUM AND 0.196 INCHES MAXIMUM
OVERALL DIAMETER	0.433 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM F844 CARBON STEEL ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	PREFERRED SIZE TYPE A PLAIN WASHER
PERIPHERAL SHAPE STYLE	ROUND
SPECIFICATION/STANDARD DATA	05047-ASME B18.0.-1965(R1998) PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633, TYPE II. SC2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THICKNESS	0.036 INCHES MINIMUM AND 0.065 INCHES MAXIMUM

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