KMB20S-N-51

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-446-5239

Item Name Code

13208

Assigment Date

07/08/1997 (29 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

3120-01-446-5239, self-aligning plain bearing

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
4D0037-20-SN	Self-Aligning Plain Bearing
4D0037-20S-N	Self-Aligning Plain Bearing
AMB-20-1037S-N	Self-Aligning Plain Bearing
BSG20S-N	Self-Aligning Plain Bearing
BSSR-20-2245S-N	Self-Aligning Plain Bearing
KMB20S-N-51	Self-Aligning Plain Bearing
P26110S-N	Self-Aligning Plain Bearing
VTB09880S-N	Self-Aligning Plain Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-01-446-5239?

The FSCG of the NSN 3120-01-446-5239 is 3120

Does the NSN 3120-01-446-5239 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-01-446-5239 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 3120-01-446-5239 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-446-5239 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.

When the NSN 3120-01-446-5239 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Tue, Jul 8, 1997