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3120-01-344-3904 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-01-344-3904.

Summary

Explore detailed summary information for bearing: 3120-01-344-3904. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-344-3904
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
08/28/1991

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.

3.1250 inches nominal flange outside diameter, square all corners corner shape, 2.7522 inches minimum and 2.7532 inches maximum body outside diameter, 2.5565 inches minimum and 2.5585 inches maximum body inside diameter, 0.0920 inches minimum and 0.0940 inches maximum flange width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-344-3904 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
2.5565 inches minimum and 2.5585 inches maximum
Body Outside Diameter
2.7522 inches minimum and 2.7532 inches maximum
Corner Shape
square all corners
Flange Outside Diameter
3.1250 inches nominal
Flange Width
0.0920 inches minimum and 0.0940 inches maximum
Overall Length
0.4020 inches minimum and 0.4040 inches maximum
Material Document And Classification
astm b196 fed spec single material response or astm b197 fed spec single material response or astm b194 fed spec single material response overall
Material
copper alloy 172 overall
Style Designator
solid, external flange one end

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number Name
17P1C2002-521 Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-344-3904. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-344-3904?
The FSCG of the NSN 3120-01-344-3904 is 3120
Does the NSN 3120-01-344-3904 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-01-344-3904 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 3120-01-344-3904 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-344-3904 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 3120-01-344-3904 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Wed, Aug 28, 1991

Price & Availability

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Stock Availability

This product is available in the following quantities and conditions:

New Material 12
Total 12
Availability of this item was last updated on: 08/12/2026 11:08 AM EDT. Availability may have changed since then. Request a quote for up to date pricing and availability.

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