3120-00-421-2458 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-00-421-2458.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-421-2458
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 12/16/1970

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.

square all corners corner shape, 2.6900 inches minimum and 2.7000 inches maximum body outside diameter, 4 hole antirotation/lubrication type and quantity, 2.3350 inches minimum and 2.3450 inches maximum body inside diameter, 2.8650 inches minimum and 2.8850 inches maximum flange outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-421-2458 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity: 4 hole
Body Inside Diameter: 2.3350 inches minimum and 2.3450 inches maximum
Body Outside Diameter: 2.6900 inches minimum and 2.7000 inches maximum
Corner Shape: square all corners
Flange Outside Diameter: 2.8650 inches minimum and 2.8850 inches maximum
Flange Width: 0.0650 inches minimum and 0.0700 inches maximum
Hole Diameter: 0.0690 inches minimum and 0.0740 inches maximum first
Lubricant Accommodation Style: grooved circular
Overall Length: 0.8820 inches minimum and 0.9020 inches maximum
Material Document And Classification: qq-c-530,cond h fed spec all material responses overall
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 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
4G53005-103B	Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-421-2458. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-421-2458?: The FSCG of the NSN 3120-00-421-2458 is 3120

Does the NSN 3120-00-421-2458 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-421-2458 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 3120-00-421-2458 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-421-2458 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.