Product Details | SLEEVE BEARING

3120-01-289-5031 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: 501-4675791 ITEM 31, 5014675791ITEM31, 3120-01-289-5031, 01-289-5031, 3120012895031, 012895031

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 24 NOV 1988 01-289-5031

Drawings & Photos | NSN 3120-01-289-5031


Demand History | NSN 3120-01-289-5031

Part Number Request Date QTY Origin
501-4675791 ITEM 31 2024-04-102 3 DIBBS
501-4675791 ITEM 31 2022-03-62 2 DIBBS
501-4675791 ITEM 31 2022-02-46 2 DIBBS
3120-01-289-5031 2015-06-165 6 DIBBS
3120-01-289-5031 2015-06-155 6 DIBBS
3120-01-289-5031 2015-02-54 6 DIBBS
3120-01-289-5031 2012-06-166 5 DIBBS
3120-01-289-5031 2012-04-96 2 DIBBS
3120-01-289-5031 2012-03-89 1 DIBBS
3120-01-289-5031 2011-11-314 1 DIBBS
3120-01-289-5031 2011-09-244 1 DIBBS
3120-01-289-5031 2011-08-223 1 DIBBS
3120-01-289-5031 2009-07-201 1 DIBBS
3120-01-289-5031 2009-04-111 1 DIBBS
3120-01-289-5031 2009-04-95 1 DIBBS
3120-01-289-5031 2007-02-51 2 DIBBS

Cross Reference | NSN 3120-01-289-5031

Part Number Cage Code Manufacturer
501-4675791 ITEM 31 0JC12 B E C SYSTEMS, INC. DBA BEC MACHINE PRODUCTS
501-4675791 ITEM 31 50632 KAMATICS CORPORATION
501-4675791 ITEM 31 65910 MAYDAY MANUFACTURING CO. INC.
501-4675791 ITEM 31 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 3120-01-289-5031

Characteristic Specifications
MATERIAL COPPER ALLOY 606 OR COPPER ALLOY 614 OR COPPER ALLOY 630 OR COPPER ALLOY 642 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-00465 FED SPEC ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATOR 22C SOLID
OVERALL LENGTH 2.2500 INCHES NOMINAL
BODY OUTSIDE DIAMETER 2.5000 INCHES NOMINAL
BODY INSIDE DIAMETER 1.2510 INCHES MINIMUM AND 1.2520 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER 3.5000 INCHES NOMINAL
FLANGE WIDTH 0.6300 INCHES NOMINAL
CORNER SHAPE SQUARE OUTSIDE LEFT CORNER CHAMFERED OUTSIDE RIGHT CORNER SQUARE INSIDE RIGHT CORNER SQUARE INSIDE LEFT CORNER SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER SQUARE LEFT FLANGE BODY CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY 4 HOLE
HOLE DIAMETER 0.4062 INCHES NOMINAL FIRST
SURFACE FINISH 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY 32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SPECIAL FEATURES 2 HOLES FOR JACKING 180 DEGREES APART,90 DEGREES CSK TO 0.410 DIA; 0.375 DIA,16 UNC 2B THRU
(NON-CORE DATA) CHAMFER LENGTH 0.1200 INCHES NOMINAL
(NON-CORE DATA) CHAMFER ANGLE 45.0 DEGREES NOMINAL

Restrictions/Controls & Freight Information | NSN 3120-01-289-5031

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 3120-01-289-5031

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