3120-00-525-7442

Find complete technical information, availability, and procurement data for: 3120-00-525-7442
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-525-7442

Item Name Code

13211

Assigment Date

01/01/1963 (63 years ago)

tapered side cross-sectional shape style, 1.7400 inches minimum and 1.7600 inches maximum outside diameter, 1.2630 inches minimum and 1.2650 inches maximum diameter, 0.2450 inches minimum and 0.2550 inches maximum overall thickness, round 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: tapered side
Outside Diameter: 1.7400 inches minimum and 1.7600 inches maximum
Center Hole Shape Style: round
Diameter: 1.2630 inches minimum and 1.2650 inches maximum
Overall Thickness: 0.2450 inches minimum and 0.2550 inches maximum
Outside Spherical Radius: 1.2450 inches minimum and 1.2550 inches maximum
Spherical Depth: 0.0620 inches minimum and 0.0680 inches maximum
Corner Shape: square first inside corner
Corner Shape: square first outside corner
Corner Shape: square second inside corner
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Surface Finish: 10.0 microinches left side
Surface Finish: 10.0 microinches inside diameter surface of body
Surface Finish: 10.0 microinches largest outside diameter
Material: steel comp 8740 overall
Style Designator: round

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2810-00-621-0207	No Name Available	01/01/1963

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
160637P015W	Thrust Washer Bearing
160637P15W	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-525-7442?

The FSCG of the NSN 3120-00-525-7442 is 3120

Does the NSN 3120-00-525-7442 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-00-525-7442 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 3120-00-525-7442 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-525-7442 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 3120-00-525-7442 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963