3120-01-491-4872 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-491-4872.

Summary

Explore detailed summary information for bearing: 3120-01-491-4872. 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: 3120-01-491-4872
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 10/23/2001

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.

28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member hardness rating, 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, 0.4040 inches minimum and 0.4060 inches maximum inner member width, 0.3745 inches minimum and 0.3750 inches maximum bore diameter, plastic polytetrafluoroethylene race liner material

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-491-4872 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.3745 inches minimum and 0.3750 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 race member
Inner Member Width: 0.4040 inches minimum and 0.4060 inches maximum
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Outer Member Outside Diameter: 0.8120 inches minimum and 0.8125 inches maximum
Outer Member Width: 0.3070 inches minimum and 0.3170 inches maximum
Special Features: low break-away torque
Style Designator: with insert and/or liner with staking groove
Surface Treatment: anodize 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
MS14101-6K	Self-Aligning Plain Bearing

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-491-4872?: The FSCG of the NSN 3120-01-491-4872 is 3120

Does the NSN 3120-01-491-4872 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-491-4872 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 3120-01-491-4872 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-491-4872 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.