3120-00-661-6781

Find complete technical information, availability, and procurement data for: 3120-00-661-6781
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-661-6781

Item Name Code

13205

Assigment Date

01/01/1963 (63 years ago)

4.8160 inches minimum and 4.8180 inches maximum body inside diameter, 0.2500 inches nominal first hole diameter, 3.6250 inches nominal overall length, 5.5020 inches minimum and 5.5040 inches maximum body outside diameter, grooved open one end lubricant accommodation style

Product Characteristics

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

Hole Diameter: 0.2500 inches nominal first
Overall Length: 3.6250 inches nominal
Body Outside Diameter: 5.5020 inches minimum and 5.5040 inches maximum
Body Inside Diameter: 4.8160 inches minimum and 4.8180 inches maximum
Lubricant Accommodation Style: grooved open one end
Corner Shape: square all corners
Antirotation/Lubrication Type And Quantity: 2 hole
Surface Groove Location And Quantity: 4 internal
Material: copper alloy 910 or copper alloy 932 or copper alloy 934 or copper alloy 938 or copper alloy 940 or copper alloy 943 overall
Style Designator: segmented, plain, no outside flanges

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-416-8190	No Name Available	10/08/1965

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
H3120-661-6781	Sleeve Bearing
P211368	Sleeve Bearing
W4	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-661-6781?

The FSCG of the NSN 3120-00-661-6781 is 3120

Does the NSN 3120-00-661-6781 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-661-6781 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 3120-00-661-6781 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-661-6781 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 3120-00-661-6781 was assigned to the Federal Catalog?

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