20A923 Sleeve Bearing

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 left corner corner shape, 3.4950 inches minimum and 3.5050 inches maximum body outside diameter, chamfered outside right corner corner shape, 2.8750 inches minimum and 2.8770 inches maximum body inside diameter, 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.