3120-01-254-4443

Find complete technical information, availability, and procurement data for: 3120-01-254-4443
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-254-4443

Item Name Code

13205

Assigment Date

05/05/1987 (39 years ago)

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.

0.0600 inches minimum and 0.0650 inches maximum flange width, 0.3700 inches minimum and 0.3800 inches maximum overall length, 0.3075 inches minimum and 0.3175 inches maximum flange outside diameter, 0.2500 inches nominal body outside diameter, 0.1250 inches nominal body inside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 0.3700 inches minimum and 0.3800 inches maximum
Body Outside Diameter: 0.2500 inches nominal
Body Inside Diameter: 0.1250 inches nominal
Flange Outside Diameter: 0.3075 inches minimum and 0.3175 inches maximum
Flange Width: 0.0600 inches minimum and 0.0650 inches maximum
Corner Shape: square all corners
Surface Finish: 32.0 microinches overall
Special Features: used on test bench attitude
Material: copper alloy 841 overall
Material Document And Classification: mil-b-5687c mil spec single material response overall
Style Designator: solid, external flange one end

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
993671-02	Sleeve Bearing
FF-207-3	Sleeve Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-01-254-4443?

The FSCG of the NSN 3120-01-254-4443 is 3120

Does the NSN 3120-01-254-4443 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-254-4443 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3120-01-254-4443 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-254-4443 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3120-01-254-4443 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, May 5, 1987