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3120-01-022-5640

Find complete technical information, availability, and procurement data for: 3120-01-022-5640

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3120-01-022-5640
Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-01-022-5640
Item Name Code
13205
Assigment Date
05/31/1976 (50 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.

square all corners corner shape, 0.4390 inches minimum and 0.4400 inches maximum body inside diameter, 75.0 rockwell b minimum and 102.0 rockwell e maximum outer layer hardness rating, 0.6257 inches minimum and 0.6267 inches maximum body outside diameter, 0.3070 inches minimum and 0.3170 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.

Overall Length
0.3070 inches minimum and 0.3170 inches maximum
Body Outside Diameter
0.6257 inches minimum and 0.6267 inches maximum
Body Inside Diameter
0.4390 inches minimum and 0.4400 inches maximum
Corner Shape
square all corners
Hardness Rating
75.0 rockwell b minimum and 102.0 rockwell e maximum outer layer
Material
aluminum alloy 7075 outer layer
Style Designator
solid, plain, no outside flanges

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KJN7-12 Sleeve Bearing
KJN7-12A Sleeve Bearing
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PBE-7A108A Sleeve Bearing
PBR-7A10BA Sleeve Bearing
YTS-214A Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-022-5640?
The FSCG of the NSN 3120-01-022-5640 is 3120
Does the NSN 3120-01-022-5640 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-01-022-5640 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 3120-01-022-5640 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-022-5640 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 3120-01-022-5640 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Mon, May 31, 1976

Professional Distribution

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Material 2
New Surplus 22
Total 24
Availability of this item was last updated on: 06/05/2026 04:06 PM EDT. Stock levels and pricing are subject to change.

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