4730-00-446-6488 ELBOW,TUBE Index 5320-00-446-6490 RIVET,TUBULAR

National Stock Number:
5310-00-446-6489

Federal Supply Class:
5310

National Item Identification Number:
004466489

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:
5310AC1-00681996U S ARMY AVIATION AND MISSILE COMMAND
5310AC1-006-381996U S ARMY AVIATION AND MISSILE COMMAND
ER648922317E AND R LABORATORY SERVICE CORP
C4WM1297-171867DE HAVILLAND AIRCRAFT OF CANADA LIMITED
C4WM1297-175245KELL-STROM TOOL INTERNATIONAL, INC.


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HEAT TREATMENTT-4 SOLUTION HEAT TREATED, NATURAL AGED
HOLE DIAMETER0.520 INCHES NOMINAL
OVERALL DIAMETER0.800 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-267 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THICKNESS0.150 INCHES NOMINAL


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