4710-00-856-7138 TUBE ASSEMBLY,STATI Index 4810-00-856-7164 ACTUATOR,ELECTROMECHANICAL,ROTAR

National Stock Number:
5310-00-856-7145

Federal Supply Class:
5310

National Item Identification Number:
008567145

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:
204-030MUSC3197499BELL TEXTRON INC
204-030MUSC31D0216GENERAL ATOMICS AEROTEC SYSTEMS GMBH
8115MNP08381996U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.688 INCHES NOMINAL
OVERALL DIAMETER2.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC 1ST MATERIAL RESPONSE OVERALL
MATERIALSTEEL OR ALUMINUM ALLOY 6061 OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.125 INCHES NOMINAL


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