3120-00-155-4990 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-00-155-4990.

Summary

Explore detailed summary information for bearing: 3120-00-155-4990. 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: 3120-00-155-4990
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 10/16/1971

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.

3.7110 inches minimum and 3.7210 inches maximum body outside diameter, round inside right corner corner shape, 1 hole antirotation/lubrication type and quantity, round inside left corner corner shape, round right flange body corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-155-4990 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity: 1 hole
Body Outside Diameter: 3.7110 inches minimum and 3.7210 inches maximum
Corner Shape: round right flange body corner
Corner Shape: round inside left corner
Corner Shape: round inside right corner
Corner Shape: round left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Corner Shape: square right flange outside left corner
Hole Diameter: 0.2200 inches nominal first
Left Flange Outside Diameter: 4.5600 inches nominal
Left Flange Width: 0.1010 inches minimum and 0.1030 inches maximum
Overall Length: 1.2310 inches minimum and 1.2330 inches maximum
Material: aluminum bore liner
Material: steel inside diameter surface of body
Right Flange Outside Diameter: 4.5600 inches nominal
Right Flange Width: 0.1010 inches minimum and 0.1030 inches maximum
Style Designator: segmented, external flanges both ends

Replaces

The NSN 3120-00-155-4990 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-213-8952	No Name Available	04/08/1974

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
9L7127	Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-155-4990. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-155-4990?: The FSCG of the NSN 3120-00-155-4990 is 3120

Does the NSN 3120-00-155-4990 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-155-4990 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 3120-00-155-4990 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-155-4990 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.