Product Details | FLAT WASHER

5310-00-641-9903 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.

Part Alternates: 5310-00-641-9903, 00-641-9903, 5310006419903, 006419903

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 00-641-9903

Drawings & Photos | NSN 5310-00-641-9903


Cross Reference | NSN 5310-00-641-9903

Part Number Cage Code Manufacturer
005519 78640 MITSUBISHI CATERPILLAR FORKLIFT AMERICA INC
14324 14351 TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV
310-0740-570 13499 ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS
NAS620-4161 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
NAS620-416L 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5310-00-641-9903

Characteristic Specifications
MATERIAL STEEL OVERALL
HOLE DIAMETER 0.266 INCHES NOMINAL
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.469 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.031 INCHES NOMINAL
MANUFACTURERS CODE 02978
DESIGN CONTROL REFERENCE W5L213

Restrictions/Controls & Freight Information | NSN 5310-00-641-9903

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information