3120-01-211-7531

Find complete technical information, availability, and procurement data for: 3120-01-211-7531
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-211-7531

Item Name Code

13206

Assigment Date

06/30/1985 (41 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.

3.3680 inches minimum and 3.3730 inches maximum flange outside diameter, 0.5313 inches nominal flange width, 1.3750 inches minimum and 1.3770 inches maximum body inside diameter, 2.7510 inches minimum and 2.7520 inches maximum body outside diameter, 1.2500 inches nominal overall length

Product Characteristics

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

Overall Length: 1.2500 inches nominal
Body Outside Diameter: 2.7510 inches minimum and 2.7520 inches maximum
Body Inside Diameter: 1.3750 inches minimum and 1.3770 inches maximum
Flange Outside Diameter: 3.3680 inches minimum and 3.3730 inches maximum
Flange Width: 0.5313 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: chamfered inside left corner
Corner Shape: chamfered left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside right corner
Corner Shape: undercut left flange body corner
Surface Finish: 63.0 microinches overall
Special Features: circular groove left end surface of body and flange 0.1563 in. wide,0.375 in. deep,0.124 in. from outside left corner
Material: chromium and cobalt inner layer
Material: steel comp 410 outer layer
Material Document And Classification: 63-s-129,fscm 53553 mfr ref single material response inner layer
Material Document And Classification: astm a182 assn std single material response outer layer
Style Designator: solid, external flange one end
Test Data Document: "53553-61-s-273 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
62-XA-1 PIECE 5	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-01-211-7531?

The FSCG of the NSN 3120-01-211-7531 is 3120

Does the NSN 3120-01-211-7531 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-01-211-7531 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 3120-01-211-7531 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-211-7531 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 3120-01-211-7531 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sun, Jun 30, 1985