Product Details | SLEEVE BEARING

3120-01-281-8443 A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also BUSHING, SLEEVE; SPACER, SLEEVE; and WASHER (as modified). Excludes PIN, HOLLOW.

Part Alternates: 05DU06 , 26375094, 2637509-4, 55994052, 5599405-2 , 3120-01-281-8443, 01-281-8443, 3120012818443, 012818443

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 03 JUL 1988 01-281-8443

Drawings & Photos | NSN 3120-01-281-8443


Demand History | NSN 3120-01-281-8443

Part Number Request Date QTY Origin
55994052 2025-07-198 10 United States
2637509-4 2024-09-261 335 DIBBS
2637509-4 2023-06-162 403 DIBBS
2637509-4 2022-11-324 261 DIBBS
2637509-4 2022-08-234 282 DIBBS
2637509-4 2021-08-229 435 DIBBS
3120-01-281-8443 2017-09-256 867 DIBBS
05DU06 2016-05-148 90 Canada
3120-01-281-8443 2015-11-307 14368 United States
05DU06 2014-04-93 4 United States
3120-01-281-8443 2012-11-312 1305 DIBBS
3120-01-281-8443 2012-07-184 608 DIBBS
3120-01-281-8443 2012-02-38 609 DIBBS
3120-01-281-8443 2011-10-286 300 DIBBS
05DU06 2008-08-234 3 US

Cross Reference | NSN 3120-01-281-8443

Part Number Cage Code Manufacturer
05DU06 26124 GGB NORTH AMERICA LLC DBA GGB
2637509-4 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
2637509-4 26124 GGB NORTH AMERICA LLC DBA GGB
2637509-4 53711 NAVAL SEA SYSTEMS COMMAND
5599405-2 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 3120-01-281-8443

Characteristic Specifications
MATERIAL COPPER ALLOY INNER LAYER STEEL OUTER LAYER
SURFACE TREATMENT PLASTIC POLYTETRAFLUOROETHYLENE AND LEAD INNER LAYER TIN OUTER LAYER
STYLE DESIGNATOR 17A SPLIT
OVERALL LENGTH 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 0.3750 INCHES NOMINAL
BODY INSIDE DIAMETER 0.3120 INCHES NOMINAL
CORNER SHAPE SQUARE ALL CORNERS

Restrictions/Controls & Freight Information | NSN 3120-01-281-8443

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
NMF Description 114870 BEARING/BUSHING METAL
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 3120-01-281-8443

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each