3120-01-400-1790

Find complete technical information, availability, and procurement data for: 3120-01-400-1790
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-400-1790

Item Name Code

13208

Assigment Date

12/10/1994 (31 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.

0.1895 inches minimum and 0.1900 inches maximum bore diameter, cobalt comp 6 overall material, 37.0 rockwell c minimum overall hardness rating, 0.4057 inches minimum and 0.4060 inches maximum outer member outside diameter, ams 5387 assn std single material response overall material document and classification

Product Characteristics

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

Bore Diameter: 0.1895 inches minimum and 0.1900 inches maximum
Outer Member Outside Diameter: 0.4057 inches minimum and 0.4060 inches maximum
Hardness Rating: 37.0 rockwell c minimum overall
Material: cobalt comp 6 overall
Material Document And Classification: ams 5387 assn std single material response overall

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
1B4955	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-400-1790?

The FSCG of the NSN 3120-01-400-1790 is 3120

Does the NSN 3120-01-400-1790 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-01-400-1790 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 3120-01-400-1790 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-400-1790 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 3120-01-400-1790 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Sat, Dec 10, 1994