Product Details | FLAT WASHER

5310-00-431-8141 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: 56123862, 5612-38-62, 5310-00-431-8141, 00-431-8141, 5310004318141, 004318141

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 26-APR-71 00-431-8141

Drawings & Photos | NSN 5310-00-431-8141


Cross Reference | NSN 5310-00-431-8141

Part Number Cage Code Manufacturer
1819182-006 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
1819182-006 23050 PRODUCT COMPONENTS CORPORATION
1819182-006 79274 WESTERN GASKET AND PACKING CO
1819182-006 86928 SEASTROM MANUFACTURING CO., INC. DBA SEASTROM MANUFACTURING
5612-38-62 86928 SEASTROM MANUFACTURING CO., INC. DBA SEASTROM MANUFACTURING
59524PC8 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 5310-00-431-8141

Characteristic Specifications
MATERIAL PLASTIC TETRAFLUOROETHYLENE OVERALL
HOLE DIAMETER 0.249 INCHES MINIMUM AND 0.259 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.613 INCHES MINIMUM AND 0.633 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.062 INCHES NOMINAL
MANUFACTURERS CODE 86928
DESIGN CONTROL REFERENCE 5612-38-62

Restrictions/Controls & Freight Information | NSN 5310-00-431-8141

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information