3120-01-258-0897

Find complete technical information, availability, and procurement data for: 3120-01-258-0897
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-258-0897

Item Name Code

13211

Assigment Date

06/27/1987 (39 years ago)

1.9010 inches minimum and 1.9050 inches maximum major diameter, 2.2800 inches nominal outside diameter, rectangular cross-sectional shape style, 0.1630 inches minimum and 0.1670 inches maximum overall thickness, round w/keyways center hole shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Major Diameter: 1.9010 inches minimum and 1.9050 inches maximum
Outside Diameter: 2.2800 inches nominal
Center Hole Shape Style: round w/keyways
Overall Thickness: 0.1630 inches minimum and 0.1670 inches maximum
Keyway Quantity: 8
Keyway Radius: 0.0300 inches minimum and 0.0500 inches maximum
Minor Diameter: 1.7550 inches minimum and 1.7650 inches maximum
Center Hole Keyway Quantity: 8
Corner Shape: square all corners
Hardness Rating: 45.0 rockwell c minimum and 50.0 rockwell c maximum overall
Washer Keyway Depth: 0.0100 inches minimum and 0.0300 inches maximum
Material: steel comp 1552 overall
Material Document And Classification: sae assn std single material response overall
Surface Condition: ground
Style Designator: round w/keyways

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
R55721	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-258-0897?

The FSCG of the NSN 3120-01-258-0897 is 3120

Does the NSN 3120-01-258-0897 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-01-258-0897 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 3120-01-258-0897 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-258-0897 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 3120-01-258-0897 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Jun 27, 1987