KSBN10-4

View detailed technical data, stock status, and sourcing information for: KSBN10-4
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-776-4653

Item Name Code

13208

Assigment Date

01/01/1960 (66 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.

1.1950 inches minimum and 1.2000 inches maximum inner member width, 57.0 rockwell c nominal inner member hardness rating, 0.6245 inches minimum and 0.6250 inches maximum bore diameter, 1.2495 inches minimum and 1.2500 inches maximum outer member outside diameter, 0.5000 inches nominal outer member width

Product Characteristics

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

Bore Diameter: 0.6245 inches minimum and 0.6250 inches maximum
Outer Member Outside Diameter: 1.2495 inches minimum and 1.2500 inches maximum
Outer Member Width: 0.5000 inches nominal
Inner Member Width: 1.1950 inches minimum and 1.2000 inches maximum
Hardness Rating: 57.0 rockwell c nominal inner member
Material: steel comp 431 outer race member
Material: steel comp e52100 inner member
Surface Treatment: chromium inner member
Style Designator: with insert and/or liner

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
76695	Self-Aligning Plain Bearing
ATBY10-5	Self-Aligning Plain Bearing
KSBN10-4	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-776-4653?

The FSCG of the NSN 3120-00-776-4653 is 3120

Does the NSN 3120-00-776-4653 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-776-4653 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 3120-00-776-4653 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-776-4653 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 3120-00-776-4653 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960