5305-01-200-9878 SCREW,CLOSE TOLERANCE Index 5310-01-200-9880 WASHER,FLAT

National Stock Number:
5310-01-200-9879

Federal Supply Class:
5310

National Item Identification Number:
012009879

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:
1229-E-166978500MERITOR HEAVY VEHICLE SYSTEMS, LLC
1229-E-1669-C78500MERITOR HEAVY VEHICLE SYSTEMS, LLC
1229E16693D6E9MERITOR INDUSTRIAL PRODUCTS, LLC
483361C1338X5ND DEFENSE LLC
TDA 1229E166964678DAIMLER TRUCK NORTH AMERICA LLC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.340 INCHES NOMINAL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
PROPRIETARY CHARACTERISTICSPACS
OVERALL DIAMETER0.620 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THICKNESS0.060 INCHES NOMINAL


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