3120-00-859-3977

Find complete technical information, availability, and procurement data for: 3120-00-859-3977
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-859-3977

Item Name Code

13206

Assigment Date

01/01/1960 (66 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.6650 inches nominal overall length, 0.0630 inches nominal first hole diameter, 0.8760 inches nominal interior flange hole diameter, 1.2705 inches nominal body outside diameter, 1.2100 inches nominal body inside 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: 0.0630 inches nominal first
Overall Length: 0.6650 inches nominal
Body Outside Diameter: 1.2705 inches nominal
Body Inside Diameter: 1.2100 inches nominal
Interior Flange Hole Diameter: 0.8760 inches nominal
Interior Flange Left End To Centerline Distance: 0.2510 inches nominal
Interior Flange Width: 0.4960 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Surface Finish: 125.0 microinches intermediate layer
Antirotation/Lubrication Type And Quantity: 2 hole
Material: copper alloy overall
Style Designator: solid, plain, no outside flanges, interior flange(s) not located at either 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
3-43109-1	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-859-3977?

The FSCG of the NSN 3120-00-859-3977 is 3120

Does the NSN 3120-00-859-3977 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-859-3977 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 3120-00-859-3977 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-859-3977 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 3120-00-859-3977 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960