5310-00-641-4641 WASHER,FLAT Index 5330-00-641-4653 PACKING,PREFORMED

National Stock Number:
5310-00-641-4644

Federal Supply Class:
5310

National Item Identification Number:
006414644

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:
701A500P124446GENERAL ELECTRIC COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
OVERALL DIAMETER0.547 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
MATERIALRUBBER SYNTHETIC OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM


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