5310-14-266-3828 WASHER,FLAT Index 5310-14-266-3835 WASHER,FLAT

National Stock Number:
5310-14-266-3832

Federal Supply Class:
5310

National Item Identification Number:
142663832

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:
23117AG020LF0111BUREAU NORMALISATION AERONAUTIQUEESPACE
23117AG020LF6760DEMAT SA
23117AG020LF7411MECAERO ARCONIC FASTENING SYSTEMS AND RINGS TOULOUSE
L23117-20AGLF0111BUREAU NORMALISATION AERONAUTIQUEESPACE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER2.2 MILLIMETERS NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONF3025 AIR 9160C MIL STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XC38 OVERALL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER4.5 MILLIMETERS NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONNFL 09-753 CODE L NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THICKNESS0.3 MILLIMETERS NOMINAL


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