40789 Sleeve Bearing

Comprehensive specifications and application details for: 40789 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 40789. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 40789
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-672-7503
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1963

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.

3.4980 inches minimum and 3.5000 inches maximum body outside diameter, 2.7500 inches minimum and 2.7510 inches maximum body inside diameter, square left flange outside right corner corner shape, square outside left corner corner shape, square left flange body corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-672-7503 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 2.7500 inches minimum and 2.7510 inches maximum
Body Outside Diameter: 3.4980 inches minimum and 3.5000 inches maximum
Corner Shape: square left flange body corner
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: square right flange body corner
Corner Shape: square right flange outside left corner
End To Flange Distance: 3.1250 inches nominal
Flange Width: 0.9688 inches nominal
Lubricant Accommodation Style: grooved open both ends
Overall Length: 7.3750 inches nominal
Material: copper alloy 937 overall
Special Features: 2.0312 in. radius of flange on upper half of both segments,1.8594 in. radius of flange on lower half of both segments,upper half of center flange outside left corner undercut 0.1250 in. w by 0.1718 in.,style 69 internal groove in lower half of half a
Style Designator: segmented, external flange
Surface Finish: 125.0 microinches outside diameter surface of body
Surface Finish: 125.0 microinches outside diameter surface of flange
Surface Finish: 125.0 microinches left end surface of body
Surface Finish: 125.0 microinches left end surface of flange
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 125.0 microinches right end surface of flange
Surface Finish: 63.0 microinches inside diameter surface of body
Surface Groove Location And Quantity: 1 internal

Frequently Asked Questions

Find quick answers to common questions about bearing: 40789. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-672-7503?: The FSCG of the NSN 3120-00-672-7503 is 3120

Does the NSN 3120-00-672-7503 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-672-7503 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 3120-00-672-7503 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-672-7503 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.