KJN6-42

View detailed technical data, stock status, and sourcing information for: KJN6-42

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KJN6-42
Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-00-180-7719
Item Name Code
13205
Assigment Date
01/08/1971 (55 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.

0.0575 inches minimum and 0.0625 inches maximum flange width, 0.3755 inches minimum and 0.3765 inches maximum body inside diameter, 0.8550 inches minimum and 0.8750 inches maximum flange outside diameter, 0.2355 inches minimum and 0.2505 inches maximum overall length, 0.5007 inches minimum and 0.5012 inches maximum body outside 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
0.2355 inches minimum and 0.2505 inches maximum
Body Outside Diameter
0.5007 inches minimum and 0.5012 inches maximum
Body Inside Diameter
0.3755 inches minimum and 0.3765 inches maximum
Flange Outside Diameter
0.8550 inches minimum and 0.8750 inches maximum
Flange Width
0.0575 inches minimum and 0.0625 inches maximum
Corner Shape
square left flange outside right corner
Corner Shape
square outside left corner
Corner Shape
square inside left corner
Corner Shape
square inside right corner
Corner Shape
square outside right corner
Corner Shape
undercut left flange body corner
Hardness Rating
27.0 rockwell c minimum and 32.0 rockwell c maximum outer layer
Surface Finish
63.0 microinches overall
Special Features
plastic polytetrafluoroethylene non-lubricated liner bonded to id and flange face
Material
plastic polytetrafluoroethylene inner layer
Material
steel comp 416 or steel comp 410 or steel comp 630 outer layer
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
KJN6-42 Sleeve Bearing
SFJ06C-107 Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-180-7719?
The FSCG of the NSN 3120-00-180-7719 is 3120
Does the NSN 3120-00-180-7719 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-00-180-7719 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 3120-00-180-7719 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-180-7719 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 3120-00-180-7719 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Fri, Jan 8, 1971

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