2578662-001A

View detailed technical data, stock status, and sourcing information for: 2578662-001A
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-476-7302

Item Name Code

13206

Assigment Date

06/18/1971 (55 years ago)

A thin flat metal or plastic item of various peripheral shapes having a solid or laminated cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole and having a solid rectangular cross-section use disk, solid, plain. Items with either (1) a solid (not laminated) cross-section, or (2) a non-separable laminated cross-section with one hole centrally located, must have a thickness less than 0.006 inch (0.152 mm) for items less than 1/4 inch (6.35 mm) outside diameter or shortest distance across peripheral flats, and less than 0.016 inch (0.406 mm) for items 1/4 inch (6.35 mm) or more outside diameter, or shortest distance across peripheral flats. For items with thickness greater than those indicated above, see spacer, plate; washer, flat and spacer, ring. When thickness and/or outside diameter or shortest distance across peripheral flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance. See also shim stock, laminated; shim stock assortment, gasket; and bearing, washer, thrust.

0.1250 inches nominal flange width, 0.8300 inches nominal overall length, 0.7440 inches minimum and 0.7490 inches maximum body inside diameter, 1.2500 inches nominal flange outside diameter, 0.9350 inches nominal 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: 0.8300 inches nominal
Body Outside Diameter: 0.9350 inches nominal
Body Inside Diameter: 0.7440 inches minimum and 0.7490 inches maximum
Flange Outside Diameter: 1.2500 inches nominal
Flange Width: 0.1250 inches nominal
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
2578662-001A	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-476-7302?

The FSCG of the NSN 3120-00-476-7302 is 3120

Does the NSN 3120-00-476-7302 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-476-7302 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 3120-00-476-7302 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-476-7302 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 3120-00-476-7302 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Jun 18, 1971