3120-01-254-4444 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-01-254-4444.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-254-4444
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 05/05/1987

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.

0.3440 inches minimum and 0.3450 inches maximum body outside diameter, 2 hole antirotation/lubrication type and quantity, 0.0380 inches minimum and 0.0400 inches maximum first hole diameter, square all corners corner shape, 0.2500 inches minimum and 0.2501 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-254-4444 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity: 2 hole
Body Inside Diameter: 0.2500 inches minimum and 0.2501 inches maximum
Body Outside Diameter: 0.3440 inches minimum and 0.3450 inches maximum
Corner Shape: square all corners
Hole Diameter: 0.0380 inches minimum and 0.0400 inches maximum first
Overall Length: 0.3783 inches minimum and 0.3787 inches maximum
Material: copper alloy 172 overall
Special Features: used on third generation gyro
Style Designator: solid, plain, no outside flanges
Surface Finish: 16.0 microinches outside diameter surface of body
Surface Finish: 8.0 microinches inside diameter surface of body
Surface Finish: 8.0 microinches right end surface of body
Surface Finish: 8.0 microinches left end surface of body
Surface Groove Location And Quantity: 1 internal

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
8019177-001	Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-254-4444. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-254-4444?: The FSCG of the NSN 3120-01-254-4444 is 3120

Does the NSN 3120-01-254-4444 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-01-254-4444 require demilitarization?: "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-01-254-4444 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-254-4444 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.