Product Details | FLAT WASHER

5310-01-621-2110 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: MW6360000A40000 , 5310-01-621-2110, 01-621-2110, 5310016212110, 016212110

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 2013239 01-621-2110

Demand History | NSN 5310-01-621-2110

Part Number Request Date QTY Origin
MW6360000A40000 2024-10-277 715 DIBBS
5310-01-621-2110 2018-09-249 715 DIBBS
5310-01-621-2110 2018-08-221 100 DIBBS
5310-01-621-2110 2018-07-210 100 DIBBS
5310-01-621-2110 2018-05-130 20 DIBBS
5310-01-621-2110 2016-09-264 21 DIBBS
5310-01-621-2110 2016-03-76 16 DIBBS
5310-01-621-2110 2016-03-68 16 DIBBS

Cross Reference | NSN 5310-01-621-2110

Part Number Cage Code Manufacturer
MW6360000A40000 0Y3H3 FASTENAL COMPANY

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Technical Data | NSN 5310-01-621-2110

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
HOLE DIAMETER 6.4 MILLIMETERS NOMINAL
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER 12.0 MILLIMETERS NOMINAL
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS 1.4 MILLIMETERS MINIMUM AND
III PART NAME ASSIGNED BY CONTROLLING AGENCY M6 DIN 125 STAINLESS STEEL A4 FLAT WASHER

Restrictions/Controls & Freight Information | NSN 5310-01-621-2110

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5310-01-621-2110

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative