3120-00-047-4090

Find complete technical information, availability, and procurement data for: 3120-00-047-4090
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-047-4090

Item Name Code

13205

Assigment Date

01/01/1963 (63 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.

1.6600 inches nominal body inside diameter, 2.2500 inches nominal flange outside diameter, 1.5740 inches minimum and 1.5760 inches maximum overall length, 1.8800 inches nominal body outside diameter, 0.2500 inches nominal flange width

Product Characteristics

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

Overall Length: 1.5740 inches minimum and 1.5760 inches maximum
Body Outside Diameter: 1.8800 inches nominal
Body Inside Diameter: 1.6600 inches nominal
Flange Outside Diameter: 2.2500 inches nominal
Flange Width: 0.2500 inches nominal
Left Internal Flange Hole Diameter: 1.5743 inches minimum and 1.5748 inches maximum
Right Internal Flange Hole Diameter: 1.5743 inches minimum and 1.5748 inches maximum
Left Internal Flange Width: 0.3300 inches nominal
Right Internal Flange Width: 0.3300 inches nominal
End To Flange Distance: 0.1300 inches nominal
Corner Shape: round center flange left body corner
Corner Shape: round center flange right body corner
Corner Shape: square center flange outside left corner
Corner Shape: square center flange outside right corner
Hardness Rating: 28.0 rockwell c minimum and 34.0 rockwell c maximum overall
Surface Finish: 180.0 microinches left end surface of flange
Surface Finish: 180.0 microinches outside diameter surface of body
Surface Finish: 180.0 microinches outside diameter surface of flange
Surface Finish: 180.0 microinches right end surface of flange
Surface Finish: 32.0 microinches left end surface of body
Surface Finish: 32.0 microinches right end surface of body
Left End Body Diameter: 1.8800 inches nominal
Right End Body Diameter: 1.8800 inches nominal
Material: steel comp 8630 and steel comp 8640 or steel comp 4130 and steel comp 4140 overall
Material Document And Classification: qq-t-00825 fed spec all material responses overall
Style Designator: solid, external flange, internal flange at both ends

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
552356	Sleeve Bearing
7738056	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-047-4090?

The FSCG of the NSN 3120-00-047-4090 is 3120

Does the NSN 3120-00-047-4090 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-047-4090 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 3120-00-047-4090 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-047-4090 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 3120-00-047-4090 was assigned to the Federal Catalog?

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