44B3721-519B

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-870-2412

Item Name Code

13211

Assigment Date

01/01/1962 (64 years ago)

0.8100 inches minimum and 0.8120 inches maximum overall thickness, 5.1250 inches nominal outside diameter, 1 center hole keyway quantity, 2.3125 inches nominal diameter, 1 keyway quantity

Product Characteristics

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

Outside Diameter: 5.1250 inches nominal
Diameter: 2.3125 inches nominal
Overall Thickness: 0.8100 inches minimum and 0.8120 inches maximum
Keyway Quantity: 1
Center Hole Keyway Quantity: 1
Hardness Rating: 52.0 rockwell c minimum and 56.0 rockwell c maximum overall
Material: steel comp e52100 overall
Material Document And Classification: qq-s-624 fed spec single material response overall
Style Designator: round

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
44B3721-519B	Thrust Washer Bearing
8WW0060PC1C29	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-870-2412?

The FSCG of the NSN 3120-00-870-2412 is 3120

Does the NSN 3120-00-870-2412 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-00-870-2412 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 3120-00-870-2412 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-870-2412 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 3120-00-870-2412 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962