3120-01-090-4889 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-090-4889.

Summary

Explore detailed summary information for bearing: 3120-01-090-4889. 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: 3120-01-090-4889
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 02/18/1980

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, plastic polytetrafluoroethylene race liner material, 28.0 rockwell c minimum and 37.0 rockwell c maximum outer ring hardness rating, 0.5600 inches minimum and 0.5620 inches maximum inner member width, 0.5620 inches minimum and 0.5625 inches maximum bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-090-4889 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.5620 inches minimum and 0.5625 inches maximum
Hardness Rating: 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum outer ring
Inner Member Width: 0.5600 inches minimum and 0.5620 inches maximum
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 outer ring
Outer Member Outside Diameter: 1.0932 inches minimum and 1.0937 inches maximum
Outer Member Width: 0.4320 inches minimum and 0.4420 inches maximum
Static Radial Load Rating: 23200 pounds
Style Designator: with insert and/or liner
Surface Treatment: passivate overall

Replaces

The NSN 3120-01-090-4889 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-724-7299	No Name Available	08/01/2000
3120-00-975-0540	No Name Available	09/01/1985

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
MS14104-9	Self-Aligning Plain Bearing
MS21233-9	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-090-4889. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-090-4889?: The FSCG of the NSN 3120-01-090-4889 is 3120

Does the NSN 3120-01-090-4889 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-090-4889 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 3120-01-090-4889 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-090-4889 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.