68A311231-2015

View detailed technical data, stock status, and sourcing information for: 68A311231-2015
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-283-2716

Item Name Code

13206

Assigment Date

08/26/1973 (52 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.

1.8400 inches nominal overall length, 0.0810 inches minimum and 0.0860 inches maximum first hole diameter, 0.8745 inches minimum and 0.8755 inches maximum body inside diameter, 1.0643 inches minimum and 1.0650 inches maximum body outside diameter, 1.7500 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.

Hole Diameter: 0.0810 inches minimum and 0.0860 inches maximum first
Overall Length: 1.8400 inches nominal
Body Outside Diameter: 1.0643 inches minimum and 1.0650 inches maximum
Body Inside Diameter: 0.8745 inches minimum and 0.8755 inches maximum
Flange Outside Diameter: 1.7500 inches nominal
Flange Width: 0.0610 inches minimum and 0.0620 inches maximum
Right Internal Flange Hole Diameter: 0.5620 inches nominal
Right Internal Flange Width: 0.0600 inches nominal
Lubricant Accommodation Style: grooved circular
Corner Shape: relief groove left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Corner Shape: square outside right corner
Surface Finish: 125.0 microinches outside diameter surface of body
Surface Finish: 125.0 microinches outside diameter surface of flange
Surface Finish: 125.0 microinches left end surface of body and flange
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 125.0 microinches right end surface of left flange
Surface Finish: 63.0 microinches inside diameter surface of body
Antirotation/Lubrication Type And Quantity: 4 hole
Surface Groove Location And Quantity: 1 external
Material: copper alloy 172 overall
Material Document And Classification: qq-c-530,temper h fed spec single material response overall
Surface Treatment: cadmium outside diameter surface of body
Surface Treatment Document And Classification: ps13101,type 2,class 3 mfr ref single treatment response outside diameter surface of body
Style Designator: solid, external flange one end, internal 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
68A311231-2007	Sleeve Bushing
68A311231-2011	Sleeve Bushing
68A311231-2015	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-283-2716?

The FSCG of the NSN 3120-00-283-2716 is 3120

Does the NSN 3120-00-283-2716 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-283-2716 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-00-283-2716 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-283-2716 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 3120-00-283-2716 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sun, Aug 26, 1973