5310-01-042-5576 NUT,SELF-LOCKING,EXTENDED WASHER Index 5310-01-042-5579 WASHER,FLAT

National Stock Number:
5310-01-042-5577

Federal Supply Class:
5310

National Item Identification Number:
010425577

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:
NAS1197-161680205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
COLORORANGE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER1.005 INCHES MINIMUM AND 1.025 INCHES MAXIMUM
OVERALL DIAMETER1.745 INCHES MINIMUM AND 1.770 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/8,TEMPER H34 OR TEMPER H 36 OR TEMPER H38 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 5052 OVERALL
PERIPHERAL SHAPE STYLEROUND
SPECIAL FEATURESCOLOR OUTSIDE EDGE
SPECIFICATION/STANDARD DATA80205-NAS1197 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THICKNESS0.083 INCHES MINIMUM AND 0.097 INCHES MAXIMUM


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