2578730-001A

View detailed technical data, stock status, and sourcing information for: 2578730-001A
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-478-2743

Item Name Code

13205

Assigment Date

06/28/1971 (55 years ago)

0.0480 inches minimum and 0.0500 inches maximum flange width, 0.6880 inches minimum and 0.6890 inches maximum body inside diameter, 0.8135 inches minimum and 0.8140 inches maximum body outside diameter, 1.0600 inches nominal flange outside diameter, 0.3080 inches minimum and 0.3100 inches maximum 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: 0.3080 inches minimum and 0.3100 inches maximum
Body Outside Diameter: 0.8135 inches minimum and 0.8140 inches maximum
Body Inside Diameter: 0.6880 inches minimum and 0.6890 inches maximum
Flange Outside Diameter: 1.0600 inches nominal
Flange Width: 0.0480 inches minimum and 0.0500 inches maximum
Corner Shape: chamfered inside left corner
Corner Shape: square left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside 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 body and flange
Material: aluminum alloy 7075 outer layer
Material: plastic polytetrafluoroethylene inner layer
Material Document And Classification: q-a-200/11 fed spec 1st material response or qq-a-225/9 fed spec 2nd material response outer layer
Surface Treatment: anodize left end surface of body and flange
Surface Treatment: anodize outside diameter surface of body
Surface Treatment: anodize outside diameter surface of flange
Surface Treatment: anodize right end surface of body
Surface Treatment: anodize right end surface of body and flange
Surface Treatment Document And Classification: mil-a-8625,type 2,class 1 mil spec single treatment response left end surface of body and flange
Surface Treatment Document And Classification: mil-a-8625,type 2,class 1 mil spec single treatment response outside diameter surface of body
Surface Treatment Document And Classification: mil-a-8625,type 2,class 1 mil spec single treatment response outside diameter surface of flange
Surface Treatment Document And Classification: mil-a-8625,type 2,class 1 mil spec single treatment response right end surface of body
Surface Treatment Document And Classification: mil-a-8625,type 2,class 1 mil spec single treatment response right end surface of body and flange
Style Designator: solid, external flange one end
Test Data Document: "81349-mil-i-6866 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
2578730	Sleeve Bearing
2578730-001A	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-478-2743?

The FSCG of the NSN 3120-00-478-2743 is 3120

Does the NSN 3120-00-478-2743 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-478-2743 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 3120-00-478-2743 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-478-2743 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 3120-00-478-2743 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Jun 28, 1971