3120-01-056-2976 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-056-2976.

Summary

Explore detailed summary information for bearing: 3120-01-056-2976. 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: 3120-01-056-2976
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 02/19/1978

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.

0.8120 inches minimum and 0.8125 inches maximum outer member outside diameter, 0.4320 inches minimum and 0.4370 inches maximum inner member width, grease and disulfide molybdenum lubrication material, 0.3745 inches minimum and 0.3750 inches maximum bore diameter, mil-g-21164 mil spec single material response lubrication material document and classification

Datasheet

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Bore Diameter: 0.3745 inches minimum and 0.3750 inches maximum
Inner Member Width: 0.4320 inches minimum and 0.4370 inches maximum
Material Document And Classification: mil-g-21164 mil spec single material response lubrication
Material: grease and disulfide molybdenum lubrication
Outer Member Outside Diameter: 0.8120 inches minimum and 0.8125 inches maximum
Outer Member Width: 0.3380 inches minimum and 0.3430 inches maximum
Style Designator: without insert or liner

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
MS21155-S6	Self-Aligning Plain Bearing
MS21155S6	Self-Aligning Plain Bearing
SAE AS21155	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-056-2976. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-056-2976?: The FSCG of the NSN 3120-01-056-2976 is 3120

Does the NSN 3120-01-056-2976 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-056-2976 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 3120-01-056-2976 contain precious materials?: Precious metal content is unknown

Does NSN 3120-01-056-2976 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.