3120-01-343-8374

Find complete technical information, availability, and procurement data for: 3120-01-343-8374
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-343-8374

Item Name Code

13205

Assigment Date

08/17/1991 (34 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.

8.9920 inches minimum and 8.9950 inches maximum flange outside diameter, 8.0050 inches minimum and 8.0100 inches maximum body inside diameter, 8.6170 inches minimum and 8.6200 inches maximum body outside diameter, 4.2500 inches nominal overall length, 0.6250 inches minimum and 0.6300 inches maximum 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: 4.2500 inches nominal
Body Outside Diameter: 8.6170 inches minimum and 8.6200 inches maximum
Body Inside Diameter: 8.0050 inches minimum and 8.0100 inches maximum
Flange Outside Diameter: 8.9920 inches minimum and 8.9950 inches maximum
Flange Width: 0.6250 inches minimum and 0.6300 inches maximum
Left Internal Flange Hole Diameter: 7.6200 inches minimum and 7.6250 inches maximum
Left Internal Flange Width: 1.7500 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: chamfered outside left corner
Corner Shape: square left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Material: copper alloy 957 or copper alloy 958 overall
Material Document And Classification: mil-b-24480 mil spec all material responses overall
Style Designator: solid, external flange one end, internal flange one end

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
400 5489321 ITEM 3	Sleeve Bearing
F8810303	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-343-8374?

The FSCG of the NSN 3120-01-343-8374 is 3120

Does the NSN 3120-01-343-8374 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-343-8374 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 3120-01-343-8374 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-343-8374 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 3120-01-343-8374 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Aug 17, 1991