77643-69X2 PIECE 5

View detailed technical data, stock status, and sourcing information for: 77643-69X2 PIECE 5
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-209-8137

Item Name Code

13205

Assigment Date

06/04/1985 (41 years ago)

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

0.9372 inches minimum and 0.9375 inches maximum body outside diameter, 0.8438 inches nominal overall length, 0.1250 inches nominal flange width, 0.7500 inches minimum and 0.7510 inches maximum body inside diameter, 1.1250 inches nominal flange 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: 0.8438 inches nominal
Body Outside Diameter: 0.9372 inches minimum and 0.9375 inches maximum
Body Inside Diameter: 0.7500 inches minimum and 0.7510 inches maximum
Flange Outside Diameter: 1.1250 inches nominal
Flange Width: 0.1250 inches nominal
Lubricant Accommodation Style: grooved circular
Corner Shape: square all corners
Surface Finish: 32.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches left end surface of body and flange
Surface Finish: 63.0 microinches outside diameter surface of body
Surface Groove Location And Quantity: 1 internal
Material: copper alloy overall
Material Document And Classification: bearium b-8,fscm 85373 mfr ref 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
77643-69X2 PIECE 5	Sleeve Bearing
SSN637-501-2143861 PIECE 5	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-209-8137?

The FSCG of the NSN 3120-01-209-8137 is 3120

Does the NSN 3120-01-209-8137 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-209-8137 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 3120-01-209-8137 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-209-8137 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 3120-01-209-8137 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, Jun 4, 1985