5310-01-061-7451 WASHER,FLAT Index 5310-01-061-7453 WASHER,FLAT

National Stock Number:
5310-01-061-7452

Federal Supply Class:
5310

National Item Identification Number:
010617452

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:
1002513661C19MIL-COTS CORPORATION
12759-000970Y3H3FASTENAL COMPANY
1804HX45152OSHKOSH CORP
1804HX75Q65OSHKOSH DEFENSE LLC
1804HXA00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
1804HXSCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
960550Y3H3FASTENAL COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
COLORYELLOW OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.344 INCHES NOMINAL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
PROPRIETARY CHARACTERISTICSPACS
OVERALL DIAMETER0.688 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325 CLASS 3, TYPE II FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTDICHROMATE AND ZINC OVERALL
THICKNESS0.065 INCHES NOMINAL


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