3120-00-448-6978

Find complete technical information, availability, and procurement data for: 3120-00-448-6978
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-448-6978

Item Name Code

13205

Assigment Date

01/01/1963 (63 years ago)

26.0 rockwell c minimum and 32.0 rockwell c maximum overall hardness rating, square all corners corner shape, 3.8098 inches minimum and 3.8113 inches maximum body outside diameter, 3.5050 inches minimum and 3.5065 inches maximum body inside diameter, 3.3670 inches nominal overall length

Product Characteristics

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

Overall Length: 3.3670 inches nominal
Body Outside Diameter: 3.8098 inches minimum and 3.8113 inches maximum
Body Inside Diameter: 3.5050 inches minimum and 3.5065 inches maximum
Corner Shape: square all corners
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Material: steel overall
Material Document And Classification: ams 6280 assn std single material response or ams 6281 assn std single material response overall
Precious Material: silver
Surface Treatment: lead alloy and silver outside diameter surface of body
Surface Treatment: lead alloy inside diameter surface of body
Style Designator: solid, plain, no outside flanges

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
84752	Sleeve Bearing
AS84752	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-448-6978?

The FSCG of the NSN 3120-00-448-6978 is 3120

Does the NSN 3120-00-448-6978 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-448-6978 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 3120-00-448-6978 contain precious materials?

Item contains silver.

Does NSN 3120-00-448-6978 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 3120-00-448-6978 was assigned to the Federal Catalog?

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