3120-00-755-7219

Find complete technical information, availability, and procurement data for: 3120-00-755-7219
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-755-7219

Item Name Code

13206

Assigment Date

01/01/1961 (65 years ago)

An item of solid one-piece construction, designed to restrict the flow of a fluid through it. It has an orifice of a smaller size than the diameter of flow into it. Excludes:items such as valve (1), (as modified); and others with an adjustable orifice. Excludes:pipe, tube, or hose fittings with restricted passages and items designed to test fluid flow. For items containing screens or filters, see restrictor unit, fluid flow.

1.8780 inches minimum and 1.8790 inches maximum overall length, 34.0 rockwell c minimum and 39.0 rockwell c maximum overall hardness rating, square all corners corner shape, 1.2790 inches minimum and 1.2800 inches maximum body outside diameter, 1.1250 inches minimum and 1.1270 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: 1.8780 inches minimum and 1.8790 inches maximum
Body Outside Diameter: 1.2790 inches minimum and 1.2800 inches maximum
Body Inside Diameter: 1.1250 inches minimum and 1.1270 inches maximum
Corner Shape: square all corners
Hardness Rating: 34.0 rockwell c minimum and 39.0 rockwell c maximum overall
Surface Finish: 125.0 microinches inside diameter surface of body
Surface Finish: 125.0 microinches left end surface of body
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 16.0 microinches overall
Material: steel comp 4140 overall
Surface Treatment: chromium 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
9937B259	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-755-7219?

The FSCG of the NSN 3120-00-755-7219 is 3120

Does the NSN 3120-00-755-7219 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-755-7219 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 3120-00-755-7219 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-755-7219 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 3120-00-755-7219 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961