3120-00-752-1020

Find complete technical information, availability, and procurement data for: 3120-00-752-1020
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-752-1020

Item Name Code

13205

Assigment Date

01/01/1962 (64 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

2.1205 inches minimum and 2.1210 inches maximum body outside diameter, 2.5625 inches nominal flange outside diameter, 0.1860 inches minimum and 0.1870 inches maximum first hole diameter, 1.4840 inches minimum and 1.4850 inches maximum overall length, 1.7495 inches minimum and 1.7500 inches maximum 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: 0.1860 inches minimum and 0.1870 inches maximum first
Overall Length: 1.4840 inches minimum and 1.4850 inches maximum
Body Outside Diameter: 2.1205 inches minimum and 2.1210 inches maximum
Body Inside Diameter: 1.7495 inches minimum and 1.7500 inches maximum
Flange Outside Diameter: 2.5625 inches nominal
Flange Width: 0.1610 inches minimum and 0.1630 inches maximum
Corner Shape: square all corners
Features Provided: casehardened
Hardness Rating: 59.0 rockwell c minimum and 62.0 rockwell c maximum overall
Surface Finish: 16.0 microinches outside diameter surface of body
Surface Finish: 32.0 microinches left end surface of body and flange
Surface Finish: 32.0 microinches right end surface of left flange
Surface Finish: 50.0 microinches inside diameter surface of body
Surface Finish: 50.0 microinches right end surface of body
Antirotation/Lubrication Type And Quantity: 1 hole
Material: lubricant lubrication
Material: steel comp 8620 overall
Surface Treatment: phosphate manganese 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
2344T2	Sleeve Bearing
30-37-11	Sleeve Bearing
3120007521020	Sleeve Bearing
7521020	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-752-1020?

The FSCG of the NSN 3120-00-752-1020 is 3120

Does the NSN 3120-00-752-1020 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-752-1020 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 3120-00-752-1020 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-752-1020 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 3120-00-752-1020 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962