5310-00-660-2215 WASHER,FLAT Index 5306-00-660-2218 BOLT,INTERNAL WRENCHING

National Stock Number:
5310-00-660-2216

Federal Supply Class:
5310

National Item Identification Number:
006602216

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:
10121580A486GNIMIKKEISTOKESKUS NCB FINLAND
10400066540K0967MBDA UK LTD
310-0740-46013499ROCKWELL COLLINS, INC.
5310PL07254849009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
NAS620A880205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM
OVERALL DIAMETER0.299 INCHES MINIMUM AND 0.319 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 5052 OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.032 INCHES NOMINAL


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