3120-01-140-5730

Find complete technical information, availability, and procurement data for: 3120-01-140-5730
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-140-5730

Item Name Code

13206

Assigment Date

10/14/1982 (43 years ago)

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

0.3125 inches minimum and 0.3135 inches maximum body inside diameter, square all corners corner shape, 0.0780 inches minimum and 0.0830 inches maximum first hole diameter, 0.4360 inches minimum and 0.4365 inches maximum body outside diameter, 2.5670 inches minimum and 2.5720 inches maximum overall length

Product Characteristics

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

Hole Diameter: 0.0780 inches minimum and 0.0830 inches maximum first
Overall Length: 2.5670 inches minimum and 2.5720 inches maximum
Body Outside Diameter: 0.4360 inches minimum and 0.4365 inches maximum
Body Inside Diameter: 0.3125 inches minimum and 0.3135 inches maximum
Corner Shape: square all corners
Antirotation/Lubrication Type And Quantity: 2 hole
Material: steel comp 630 overall
Material Document And Classification: ams 5643, cond h-1025 assn std single material response overall
Surface Treatment: passivate overall
Style Designator: solid, plain, no outside flanges

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
ST4M166-5-209	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-01-140-5730?

The FSCG of the NSN 3120-01-140-5730 is 3120

Does the NSN 3120-01-140-5730 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-01-140-5730 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 3120-01-140-5730 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-140-5730 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 3120-01-140-5730 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Thu, Oct 14, 1982