3120-01-131-2991

Find complete technical information, availability, and procurement data for: 3120-01-131-2991
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-131-2991

Item Name Code

13205

Assigment Date

05/07/1982 (44 years ago)

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

0.2950 inches minimum and 0.3150 inches maximum overall length, 1.1244 inches minimum and 1.1249 inches maximum flange outside diameter, 0.8020 inches minimum and 0.8220 inches maximum body outside diameter, 0.5920 inches minimum and 0.5925 inches maximum body inside diameter, 0.0580 inches minimum and 0.0680 inches maximum first hole diameter

Product Characteristics

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

Hole Diameter: 0.0580 inches minimum and 0.0680 inches maximum first
Overall Length: 0.2950 inches minimum and 0.3150 inches maximum
Body Outside Diameter: 0.8020 inches minimum and 0.8220 inches maximum
Body Inside Diameter: 0.5920 inches minimum and 0.5925 inches maximum
Flange Outside Diameter: 1.1244 inches minimum and 1.1249 inches maximum
Flange Width: 0.2490 inches minimum and 0.2510 inches maximum
Antirotation/Lubrication Type And Quantity: 1 hole
Special Features: id counterbored to 0.6350 in. min and 0.6400 in. max dia; antirotation/lubrication hole counterbored to 0.0900 in. min and 0.1000 in. max dia

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
5005417	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-131-2991?

The FSCG of the NSN 3120-01-131-2991 is 3120

Does the NSN 3120-01-131-2991 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-131-2991 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 3120-01-131-2991 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-131-2991 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 3120-01-131-2991 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, May 7, 1982