5340-00-770-3127 CATCH,FLUSH Index 5330-00-770-3144 GASKET COVER PLATE

National Stock Number:
5310-00-770-3130

Federal Supply Class:
5310

National Item Identification Number:
007703130

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:
934A224P107482GENERAL ELECTRIC COMPANY
934A224P11P230SPECIALTY WASHER CO OF SOUTH CAROLINA INC
934A224P124446GENERAL ELECTRIC COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
OVERALL DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 321 OVERALL
PERIPHERAL SHAPE STYLEDEE
WIDTH0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM
THICKNESS0.023 INCHES MINIMUM AND 0.034 INCHES MAXIMUM


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