3120-00-678-5850

Find complete technical information, availability, and procurement data for: 3120-00-678-5850
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-678-5850

Item Name Code

13204

Assigment Date

05/25/1966 (60 years ago)

A detachable part 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. It may be divided into two or more segments of 180 degrees (3.141 radians) or less. The item has a cylindrical bore and is basically spherical in its exterior design to allow for shaft misalignment. Excludes:bearing, plain, self-aligning.

19.2500 inches nominal extension outside diameter, 30.7470 inches minimum and 30.7500 inches maximum spherical body diameter, 22.0000 inches nominal overall length, square all corners corner shape, 19.1330 inches minimum and 19.1350 inches maximum body inside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 22.0000 inches nominal
Body Inside Diameter: 19.1330 inches minimum and 19.1350 inches maximum
Extension Outside Diameter: 19.2500 inches nominal
Spherical Body Diameter: 30.7470 inches minimum and 30.7500 inches maximum
Corner Shape: square all corners
Surface Finish: 63.0 microinches inside diameter surface of body
Material: steel uns j03008 outer layer
Material: tin alloy uns l13890 inner layer
Material Document And Classification: mil-s-15083 mil spec single material response outer layer
Material Document And Classification: qq-t-390 fed spec single material response inner layer
Style Designator: segmented

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
60-71-22188PC3-4-45	Spherical Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-678-5850?

The FSCG of the NSN 3120-00-678-5850 is 3120

Does the NSN 3120-00-678-5850 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-678-5850 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 3120-00-678-5850 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-678-5850 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 3120-00-678-5850 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, May 25, 1966