Product Details | LOCK WASHER

5310-00-999-7643 A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part Alternates: MS122034, 5310-00-999-7643, 00-999-7643, 5310009997643, 009997643

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 21 MAR 1966 00-999-7643

Drawings & Photos | NSN 5310-00-999-7643


Demand History | NSN 5310-00-999-7643

Part Number Request Date QTY Origin
MS122034 2024-12-355 30 Japan
5310-00-999-7643 2024-06-177 4 CA
5310-00-999-7643 2024-02-39 16 United States
MS122034 2023-06-152 2 United States
5310-00-999-7643 2022-12-339 2150 US
5310-00-999-7643 2022-06-161 500 US
MS122034 2019-08-232 76 United States
MS122034 2013-07-196 8 US
5310-00-999-7643 2011-01-31 150 United States
5310-00-999-7643 2010-03-69 150 United States
MS122034 2009-02-57 18 US

Cross Reference | NSN 5310-00-999-7643

Part Number Cage Code Manufacturer
MS122034 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-00-999-7643

Characteristic Specifications
MATERIAL STEEL COMP 1060 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 7240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
STYLE DESIGNATOR 108 SPLIT HELICAL-RIGHT HAND
HOLE DIAMETER 0.382 INCHES MINIMUM AND 0.398 INCHES MAXIMUM
OUTSIDE DIAMETER 0.688 INCHES NOMINAL
MATERIAL THICKNESS 0.094 INCHES MINIMUM AND 0.104 INCHES MAXIMUM
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS122034

Restrictions/Controls & Freight Information | NSN 5310-00-999-7643

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: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
NMF Description 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating U 50
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code BF U.S. Army Armament and Chemical Acquisition and
Logistics Activity
Rock Island, IL 61299-6000
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