3120-00-288-4990 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-00-288-4990.

Summary

Explore detailed summary information for bearing: 3120-00-288-4990. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-288-4990
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.

0.4360 inches minimum and 0.4380 inches maximum body outside diameter, 0.2710 inches minimum and 0.2910 inches maximum body inside diameter, square all corners corner shape, 0.5525 inches minimum and 0.5725 inches maximum flange outside diameter, 0.0580 inches minimum and 0.0680 inches maximum flange width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-288-4990 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.2710 inches minimum and 0.2910 inches maximum
Body Outside Diameter: 0.4360 inches minimum and 0.4380 inches maximum
Corner Shape: square all corners
Flange Outside Diameter: 0.5525 inches minimum and 0.5725 inches maximum
Flange Width: 0.0580 inches minimum and 0.0680 inches maximum
Overall Length: 0.2800 inches minimum and 0.2950 inches maximum
Material: copper alloy overall
Style Designator: solid, external flange one end
Surface Finish: 125.0 microinches left end surface of body
Surface Finish: 250.0 microinches outside diameter surface of body
Surface Finish: 250.0 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 Finish: 250.0 microinches right end surface of left flange
Surface Treatment: cadmium overall

Replaces

The NSN 3120-00-288-4990 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-288-4995	No Name Available	11/29/1968

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
4B18-5-102	Sleeve Bearing
4B18B5-102	Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-288-4990. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-288-4990?: The FSCG of the NSN 3120-00-288-4990 is 3120

Does the NSN 3120-00-288-4990 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-288-4990 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 3120-00-288-4990 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-288-4990 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.