3120-00-661-7111

Find complete technical information, availability, and procurement data for: 3120-00-661-7111
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-661-7111

Item Name Code

13208

Assigment Date

01/01/1963 (63 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.

0.4995 inches minimum and 0.5000 inches maximum bore diameter, 0.4950 inches minimum and 0.5000 inches maximum inner member width, 0.9995 inches minimum and 1.0000 inches maximum outer member outside diameter, 0.3850 inches minimum and 0.3950 inches maximum outer member width, 36.0 rockwell c nominal outer race member hardness rating

Product Characteristics

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

Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Outer Member Outside Diameter: 0.9995 inches minimum and 1.0000 inches maximum
Outer Member Width: 0.3850 inches minimum and 0.3950 inches maximum
Inner Member Width: 0.4950 inches minimum and 0.5000 inches maximum
Hardness Rating: 36.0 rockwell c nominal outer race member
Hardness Rating: 59.0 rockwell c nominal inner member
Lubrication Feature: groove external outer member
Lubrication Feature: groove internal inner member
Lubrication Feature: groove internal outer member
Lubrication Feature: perforation outer race member
Lubrication Feature: perforation inner member
Material: steel comp 4130 outer race member
Material: steel comp e52100 inner member
Surface Treatment: cadmium outer race member
Surface Treatment: chromium inner member
Style Designator: without insert or liner

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
HSBG8SAMILG3278	Self-Aligning Plain Bearing
RS-8A	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-661-7111?

The FSCG of the NSN 3120-00-661-7111 is 3120

Does the NSN 3120-00-661-7111 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-661-7111 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 3120-00-661-7111 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-661-7111 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 3120-00-661-7111 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963