Product Details | SLEEVE BEARING

3120-01-121-9439 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: 300-4684422 ITEM 13 AND 23, 3004684422ITEM13AND23, 522-4675675 ITEM 13 AND 14, 5224675675ITEM13AND14, 87643-6903 ITEM 13 AND 14, 876436903ITEM13AND14, 877743603ITEM1, 87774-3603ITEM1, 3120-01-121-9439, 01-121-9439, 3120011219439, 011219439

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 11-NOV-81 01-121-9439

Drawings & Photos | NSN 3120-01-121-9439


Demand History | NSN 3120-01-121-9439

Part Number Request Date QTY Origin
3120-01-121-9439 2012-11-333 13 DIBBS
3120-01-121-9439 2012-11-324 10 DIBBS
3120-01-121-9439 2007-12-351 82 DIBBS
3120-01-121-9439 2007-02-58 94 DIBBS

Cross Reference | NSN 3120-01-121-9439

Part Number Cage Code Manufacturer
218039222 & 218039223 96169 ELECTRIC BOAT CORPORATION
4684422 ITEM 13 & 23 80064 NAVAL SHIP SYSTEMS COMMAND
522-4675675 ITEM NO 13 & 23 80064 NAVAL SHIP SYSTEMS COMMAND
522-4675675 ITEM NO 13&24 80064 NAVAL SHIP SYSTEMS COMMAND
87643-3603 ITEM NO 13&24 96169 ELECTRIC BOAT CORPORATION
87774-3603 ITEM NO 13&24 96169 ELECTRIC BOAT CORPORATION
87774-6903 ITEM NO 13&24 96169 ELECTRIC BOAT CORPORATION

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Technical Data | NSN 3120-01-121-9439

Characteristic Specifications
STYLE DESIGNATOR 17B SEGMENTED
OVERALL LENGTH 3.1520 INCHES MINIMUM AND 3.1560 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 4.5200 INCHES NOMINAL
BODY INSIDE DIAMETER 2.5000 INCHES MINIMUM AND 2.5020 INCHES MAXIMUM
CORNER SHAPE CHAMFERED ALL CORNERS
LUBRICANT ACCOMMODATION STYLE 66 GROOVED OPEN BOTH ENDS AND 69 GROOVED CIRCULAR
(NON-CORE DATA) CHAMFER LENGTH 0.0600 INCHES NOMINAL 0.0600 INCHES NOMINAL 0.0400 INCHES NOMINAL 0.0400 INCHES NOMINAL
(NON-CORE DATA) CHAMFER ANGLE 45.0 DEGREES NOMINAL 45.0 DEGREES NOMINAL 45.0 DEGREES NOMINAL 45.0 DEGREES NOMINAL

Restrictions/Controls & Freight Information | NSN 3120-01-121-9439

Category Code Description
Shelf-Life Code:S60 months
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.
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
No Freight Information