Product Details | FLAT WASHER

5310-00-261-8592 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: 103007, 5310-00-261-8592, 00-261-8592, 5310002618592, 002618592

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 27 JUN 1973 00-261-8592

Drawings & Photos | NSN 5310-00-261-8592


Demand History | NSN 5310-00-261-8592

Part Number Request Date QTY Origin
5310-00-261-8592 2015-02-41 29 IN
5310-00-261-8592 2015-02-41 29 IN

Cross Reference | NSN 5310-00-261-8592

Part Number Cage Code Manufacturer
103007 37461 ELECTROLYSER CORP THE

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Technical Data | NSN 5310-00-261-8592

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
HOLE DIAMETER 0.250 INCHES NOMINAL
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.281 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.065 INCHES NOMINAL
III HEAT TREATMENT AS FABRICATED

Restrictions/Controls & Freight Information | NSN 5310-00-261-8592

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:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Category Code Description
No Freight Information