Product Details | FLAT WASHER

5310-01-280-8002 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: 58327222, 5832722-2, 5310-01-280-8002, 01-280-8002, 5310012808002, 012808002

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 13 JUN 1988 01-280-8002

Drawings & Photos | NSN 5310-01-280-8002


Cross Reference | NSN 5310-01-280-8002

Part Number Cage Code Manufacturer
5832722-2 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 5310-01-280-8002

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 5052 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-250/8,H34 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER 0.030 INCHES NOMINAL
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.682 INCHES MINIMUM AND 0.687 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.032 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-01-280-8002

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:AItem does not contain precious metal
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

Management | NSN 5310-01-280-8002

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative