FF-620-31/64 LG

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-446-9957

Item Name Code

13205

Assigment Date

07/23/1997 (29 years ago)

0.4844 inches nominal overall length, 0.9875 inches nominal flange outside diameter, 0.5010 inches minimum and 0.5020 inches maximum body inside diameter, 0.0600 inches minimum and 0.0640 inches maximum flange width, 0.6260 inches minimum and 0.6270 inches maximum body outside diameter

Product Characteristics

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

Overall Length: 0.4844 inches nominal
Body Outside Diameter: 0.6260 inches minimum and 0.6270 inches maximum
Body Inside Diameter: 0.5010 inches minimum and 0.5020 inches maximum
Flange Outside Diameter: 0.9875 inches nominal
Flange Width: 0.0600 inches minimum and 0.0640 inches maximum
Corner Shape: square all corners
Material: copper alloy 841 overall
Material Document And Classification: mil-b-5687, ty 1, comp a mil spec single material response overall
Style Designator: solid, external flange one end

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
123-4403533 PART 21	Sleeve Bearing
123-4403534 PART 11	Sleeve Bearing
123-4403549 PIECE 5	Sleeve Bearing
FF-620-31/64 LG	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-446-9957?

The FSCG of the NSN 3120-01-446-9957 is 3120

Does the NSN 3120-01-446-9957 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-446-9957 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 3120-01-446-9957 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-446-9957 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 3120-01-446-9957 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, Jul 23, 1997