3120-00-316-8120

Find complete technical information, availability, and procurement data for: 3120-00-316-8120
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-316-8120

Item Name Code

13208

Assigment Date

11/18/1973 (52 years ago)

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.

1.7450 inches minimum and 1.7500 inches maximum inner member width, 242000 pounds static radial load rating, 7.8495 inches minimum and 7.8500 inches maximum outer member outside diameter, 1.3650 inches minimum and 1.3700 inches maximum outer member width, 7.0000 inches minimum and 7.0005 inches maximum bore diameter

Product Characteristics

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

Bore Diameter: 7.0000 inches minimum and 7.0005 inches maximum
Outer Member Outside Diameter: 7.8495 inches minimum and 7.8500 inches maximum
Outer Member Width: 1.3650 inches minimum and 1.3700 inches maximum
Inner Member Width: 1.7450 inches minimum and 1.7500 inches maximum
Static Radial Load Rating: 242000 pounds
Hardness Rating: 55.0 rockwell c minimum and 60.0 rockwell c maximum inner member
Hardness Rating: 26.0 rockwell c minimum and 35.0 rockwell c maximum outer race member
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 outer race member
Style Designator: with insert and/or liner
Test Data Document: "81349-mil-i-6866 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
03-823-112E-001	Self-Aligning Plain Bearing
4M286-112	Self-Aligning Plain Bearing
HSP112TL103	Self-Aligning Plain Bearing
KMDB112-1	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-316-8120?

The FSCG of the NSN 3120-00-316-8120 is 3120

Does the NSN 3120-00-316-8120 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-316-8120 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 3120-00-316-8120 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-316-8120 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 3120-00-316-8120 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sun, Nov 18, 1973