3120-01-040-4860

Find complete technical information, availability, and procurement data for: 3120-01-040-4860
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-040-4860

Item Name Code

13208

Assigment Date

05/08/1977 (49 years ago)

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

1.4980 inches minimum and 1.5030 inches maximum inner member width, 235000 pounds static radial load rating, 2.3117 inches minimum and 2.3125 inches maximum bore diameter, 1.3800 inches minimum and 1.3850 inches maximum outer member width, 3.2490 inches minimum and 3.2500 inches maximum outer member outside diameter

Product Characteristics

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

Bore Diameter: 2.3117 inches minimum and 2.3125 inches maximum
Outer Member Outside Diameter: 3.2490 inches minimum and 3.2500 inches maximum
Outer Member Width: 1.3800 inches minimum and 1.3850 inches maximum
Inner Member Width: 1.4980 inches minimum and 1.5030 inches maximum
Static Radial Load Rating: 235000 pounds
Hardness Rating: 56.0 rockwell c nominal inner member
Hardness Rating: 30.0 rockwell c nominal outer race member
Material: plastic bore liner
Material: steel comp 440c inner member
Material: steel comp 630 outer race member
Surface Treatment: cadmium outer race 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
76859	Self-Aligning Plain Bearing
KMDB37-2	Self-Aligning Plain Bearing
LDS37E-151	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-040-4860?

The FSCG of the NSN 3120-01-040-4860 is 3120

Does the NSN 3120-01-040-4860 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-01-040-4860 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 3120-01-040-4860 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-040-4860 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 3120-01-040-4860 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, May 8, 1977