76490 Sleeve Bearing

Comprehensive specifications and application details for: 76490 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 76490. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 76490
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-345-9541
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.

1.6259 inches minimum and 1.6263 inches maximum body outside diameter, chamfered inside right corner corner shape, chamfered outside right corner corner shape, 4 hole antirotation/lubrication type and quantity, 1.1250 inches minimum and 1.1255 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-345-9541 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity: 4 hole
Body Inside Diameter: 1.1250 inches minimum and 1.1255 inches maximum
Body Outside Diameter: 1.6259 inches minimum and 1.6263 inches maximum
Corner Shape: chamfered outside right corner
Corner Shape: chamfered inside right corner
Corner Shape: chamfered left flange outside right corner
Corner Shape: square left flange body corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Flange Outside Diameter: 1.9200 inches minimum and 1.9300 inches maximum
Flange Width: 0.1100 inches minimum and 0.1200 inches maximum
Hole Diameter: 0.1240 inches minimum and 0.1280 inches maximum first
Lubricant Accommodation Style: grooved circular
Overall Length: 0.9600 inches minimum and 0.9800 inches maximum
Material: aluminum alloy 2024 overall
Style Designator: solid, external flange one end
Surface Finish: 125.0 microinches outside diameter surface of body
Surface Finish: 125.0 microinches left end surface of body and flange
Surface Finish: 16.0 microinches inside diameter surface of body
Surface Finish: 250.0 microinches outside diameter surface of flange
Surface Finish: 250.0 microinches right end surface of body
Surface Groove Location And Quantity: 2 external
Surface Treatment Document And Classification: mil-c-5541 mil spec single treatment response overall
Surface Treatment: oxide film overall

Frequently Asked Questions

Find quick answers to common questions about bearing: 76490. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-345-9541?: The FSCG of the NSN 3120-00-345-9541 is 3120

Does the NSN 3120-00-345-9541 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-345-9541 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 3120-00-345-9541 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-345-9541 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.