KJN05C020-240

Comprehensive specifications and application details for: KJN05C020-240 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: KJN05C020-240. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
KJN05C020-240
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-042-8903
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
06/17/1977

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.

0.3130 inches minimum and 0.3190 inches maximum body inside diameter, 0.4381 inches minimum and 0.4386 inches maximum body outside diameter, square all corners corner shape, 0.6150 inches minimum and 0.6250 inches maximum overall length, 27.0 rockwell c minimum and 32.0 rockwell c maximum outer layer hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-042-8903 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.3130 inches minimum and 0.3190 inches maximum
Body Outside Diameter
0.4381 inches minimum and 0.4386 inches maximum
Corner Shape
square all corners
Hardness Rating
27.0 rockwell c minimum and 32.0 rockwell c maximum outer layer
Overall Length
0.6150 inches minimum and 0.6250 inches maximum
Material
plastic polytetrafluoroethylene and glass fiber or plastic polytetrafluoroethylene and plastic polyethylene terephthalate inner layer
Material
steel comp 630 or steel comp 410 outer layer
Style Designator
solid, plain, no outside flanges
Surface Finish
125.0 microinches inner member
Surface Finish
125.0 microinches left end surface of body
Surface Finish
125.0 microinches right end surface of body
Surface Finish
63.0 microinches outside diameter surface of body

Frequently Asked Questions

Find quick answers to common questions about bearing: KJN05C020-240. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-042-8903?
The FSCG of the NSN 3120-01-042-8903 is 3120
Does the NSN 3120-01-042-8903 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-01-042-8903 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 3120-01-042-8903 contain precious materials?
Precious metal content is unknown
Does NSN 3120-01-042-8903 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 3120-01-042-8903 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Fri, Jun 17, 1977

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