3120-00-253-2870 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-00-253-2870.

Summary

Explore detailed summary information for bearing: 3120-00-253-2870. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-253-2870
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 01/13/1972

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.

4 hole antirotation/lubrication type and quantity, 2.0000 inches minimum and 2.0020 inches maximum body inside diameter, square outside left corner corner shape, square inside left corner corner shape, 2.1895 inches minimum and 2.1905 inches maximum body outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-253-2870 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity: 4 hole
Body Inside Diameter: 2.0000 inches minimum and 2.0020 inches maximum
Body Outside Diameter: 2.1895 inches minimum and 2.1905 inches maximum
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Flange Outside Diameter: 2.4380 inches nominal
Flange Width: 0.0880 inches minimum and 0.0930 inches maximum
Hole Diameter: 0.0620 inches nominal first
Lubricant Accommodation Style: grooved circular
Overall Length: 1.0880 inches nominal
Material: copper alloy 172 or copper alloy 173 overall
Style Designator: solid, external flange one end
Surface Finish: 125.0 microinches overall
Surface Groove Location And Quantity: 1 external
Test Data Document: "81349-mil-i-6868 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

Related Bearings

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Part Number	Name
A51B11526-11	Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-253-2870. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-253-2870?: The FSCG of the NSN 3120-00-253-2870 is 3120

Does the NSN 3120-00-253-2870 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-253-2870 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 3120-00-253-2870 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-253-2870 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.