3120-01-247-2799

Find complete technical information, availability, and procurement data for: 3120-01-247-2799
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-247-2799

Item Name Code

13205

Assigment Date

12/31/1986 (39 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.3800 inches nominal flange width, 4.3800 inches nominal flange outside diameter, 2.9550 inches minimum and 2.9570 inches maximum left internal flange hole diameter, 3.6790 inches minimum and 3.6810 inches maximum overall length, 2.9700 inches minimum and 3.0000 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: 3.6790 inches minimum and 3.6810 inches maximum
Body Inside Diameter: 2.9700 inches minimum and 3.0000 inches maximum
Flange Outside Diameter: 4.3800 inches nominal
Flange Width: 0.3800 inches nominal
Left Internal Flange Hole Diameter: 2.9550 inches minimum and 2.9570 inches maximum
Right Internal Flange Hole Diameter: 2.9550 inches minimum and 2.9570 inches maximum
Left Internal Flange Width: 0.3800 inches nominal
Right Internal Flange Width: 0.3800 inches nominal
End To Flange Distance: 0.2500 inches nominal
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
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
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Surface Finish: 63.0 microinches left end surface of body
Surface Finish: 63.0 microinches right end surface of body
Left End Body Diameter: 3.5000 inches nominal
Right End Body Diameter: 3.5000 inches nominal
Material: steel overall
Material Document And Classification: astm-a-668,class d assn std single material response overall
Surface Treatment: oxide overall
Surface Treatment Document And Classification: mil-c-13924,class 1 mil spec single treatment response 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
5829204	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-247-2799?

The FSCG of the NSN 3120-01-247-2799 is 3120

Does the NSN 3120-01-247-2799 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-247-2799 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 3120-01-247-2799 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-247-2799 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 3120-01-247-2799 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Dec 31, 1986