20A923

Comprehensive specifications and application details for: 20A923 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 20A923. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
20A923
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-394-6131
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1961

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.

chamfered outside right corner corner shape, 3.4950 inches minimum and 3.5050 inches maximum body outside diameter, 2.8750 inches minimum and 2.8770 inches maximum body inside diameter, chamfered outside left corner corner shape, 1 hole antirotation/lubrication type and quantity

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-394-6131 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity
1 hole
Body Inside Diameter
2.8750 inches minimum and 2.8770 inches maximum
Body Outside Diameter
3.4950 inches minimum and 3.5050 inches maximum
Corner Shape
chamfered outside right corner
Corner Shape
chamfered outside left corner
Corner Shape
round inside left corner
Corner Shape
round inside right corner
Corner Shape
square left flange body corner
Corner Shape
square left flange outside right corner
Corner Shape
square right flange body corner
Corner Shape
square right flange outside left corner
Hole Diameter
0.4062 inches nominal first
Left Flange Outside Diameter
3.9900 inches minimum and 4.0000 inches maximum
Left Flange Width
0.4370 inches nominal
Lubricant Accommodation Style
grooved double loop and grooved figure 8 w/radial groove each end
Overall Length
2.9950 inches minimum and 3.0000 inches maximum
Material
copper alloy outer layer
Material
oil lubricating lubrication
Material
steel inner layer
Right Flange Outside Diameter
3.9900 inches minimum and 4.0000 inches maximum
Right Flange Width
0.4370 inches nominal
Style Designator
segmented, external flanges both ends
Surface Finish
63.0 microinches inside diameter surface of body
Surface Finish
63.0 microinches left end surface of body and flange
Surface Finish
63.0 microinches outside diameter surface of body
Surface Finish
63.0 microinches right end surface of body and flange

Frequently Asked Questions

Find quick answers to common questions about bearing: 20A923. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-394-6131?
The FSCG of the NSN 3120-00-394-6131 is 3120
Does the NSN 3120-00-394-6131 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-00-394-6131 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 3120-00-394-6131 contain precious materials?
Precious metal content is unknown
Does NSN 3120-00-394-6131 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 3120-00-394-6131 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961

Price & Availability

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