3120-00-880-4137 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-00-880-4137.

Summary

Explore detailed summary information for bearing: 3120-00-880-4137. 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: 3120-00-880-4137
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1960

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.

0.4990 inches minimum and 0.5010 inches maximum inner member width, 35.0 rockwell c minimum and 60.0 rockwell c maximum outer race member hardness rating, 0.4990 inches minimum and 0.5010 inches maximum bore diameter, 35.0 rockwell c minimum and 60.0 rockwell c maximum inner member hardness rating, ams 7440 assn std all material responses inner member material document and classification

Datasheet

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Bore Diameter: 0.4990 inches minimum and 0.5010 inches maximum
Hardness Rating: 35.0 rockwell c minimum and 60.0 rockwell c maximum inner member
Hardness Rating: 35.0 rockwell c minimum and 60.0 rockwell c maximum outer race member
Inner Member Width: 0.4990 inches minimum and 0.5010 inches maximum
Material Document And Classification: ams 7440 assn std all material responses inner member
Material: plastic tetrafluoroethylene race insert
Material: steel outer race member
Material: steel comp e50100 or steel comp e51100 or steel comp e52100 inner member
Outer Member Outside Diameter: 0.9990 inches minimum and 1.0010 inches maximum
Outer Member Width: 0.3940 inches minimum and 0.3960 inches maximum
Style Designator: with insert and/or liner
Surface Treatment: chromium inner member

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
905162-8	Self-Aligning Plain Bearing

Frequently Asked Questions

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What is the FSCG of the NSN 3120-00-880-4137?: The FSCG of the NSN 3120-00-880-4137 is 3120

Does the NSN 3120-00-880-4137 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-880-4137 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 3120-00-880-4137 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-880-4137 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.