3120-00-138-5445

Find complete technical information, availability, and procurement data for: 3120-00-138-5445
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-138-5445

Item Name Code

13206

Assigment Date

07/30/1971 (54 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.

4.9210 inches nominal flange outside diameter, 4.4900 inches nominal body inside diameter, 3.1250 inches nominal overall length, 4.8180 inches nominal body outside diameter, 2.4400 inches nominal flange width

Product Characteristics

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

Overall Length: 3.1250 inches nominal
Body Outside Diameter: 4.8180 inches nominal
Body Inside Diameter: 4.4900 inches nominal
Flange Outside Diameter: 4.9210 inches nominal
Flange Width: 2.4400 inches nominal
Right Internal Flange Hole Diameter: 4.1310 inches nominal
Right Internal Flange Width: 2.1560 inches nominal
Corner Shape: square all corners
Special Features: end opposite external flange counterbored 4.3650 in. dia,0.1880 in. deep
Material: steel overall
Style Designator: solid, external flange one end, internal flange one end

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
334242	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-138-5445?

The FSCG of the NSN 3120-00-138-5445 is 3120

Does the NSN 3120-00-138-5445 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-138-5445 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 3120-00-138-5445 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-138-5445 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 3120-00-138-5445 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Jul 30, 1971