Product Details | SLEEVE BEARING

3120-00-446-1657 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: 439B656 PIECE 14, 439B656PC14, 439B656PIECE14, 3120-00-446-1657, 00-446-1657, 3120004461657, 004461657

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 28 DEC 1970 00-446-1657

Drawings & Photos | NSN 3120-00-446-1657


Demand History | NSN 3120-00-446-1657

Part Number Request Date QTY Origin
3120-00-446-1657 2013-09-252 313 DIBBS
3120-00-446-1657 2013-09-251 313 DIBBS
3120-00-446-1657 2010-01-20 292 DIBBS
3120-00-446-1657 2009-11-307 396 DIBBS
3120-00-446-1657 2009-09-245 68 DIBBS
3120-00-446-1657 2008-06-168 21 DIBBS
3120-00-446-1657 2007-09-253 18 DIBBS
3120-00-446-1657 2007-04-93 5 DIBBS

Cross Reference | NSN 3120-00-446-1657

Part Number Cage Code Manufacturer
439B656 PIECE 14 03502 GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
439B656 PIECE 14 0BR59 DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
439B656PC14 01289 GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT

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Technical Data | NSN 3120-00-446-1657

Characteristic Specifications
MATERIAL PLASTIC INNER LAYER COPPER ALLOY INTERMEDIATE LAYER STEEL OUTER LAYER
STYLE DESIGNATOR 17C SOLID
OVERALL LENGTH 1.3500 INCHES MINIMUM AND 1.3700 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 1.5310 INCHES MINIMUM AND 1.5320 INCHES MAXIMUM
BODY INSIDE DIAMETER 1.3752 INCHES MINIMUM AND 1.3770 INCHES MAXIMUM
CORNER SHAPE SQUARE ALL CORNERS
MANUFACTURERS CODE 0BR59
DESIGN CONTROL REFERENCE 439B656 PIECE 14

Restrictions/Controls & Freight Information | NSN 3120-00-446-1657

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 114850 BEARING/BUSHING O/T BALL/ROLLER I/S
Less than car load rating
Less than truck load rating Q 70.0
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 3120-00-446-1657

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