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3120-01-197-1021

Find complete technical information, availability, and procurement data for: 3120-01-197-1021

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3120-01-197-1021
Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-01-197-1021
Item Name Code
13205
Assigment Date
12/18/1984 (41 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.

1.5010 inches minimum and 1.5020 inches maximum body outside diameter, 39.0 rockwell c minimum and 45.0 rockwell c maximum overall hardness rating, 1.1875 inches minimum and 1.1895 inches maximum body inside diameter, square all corners corner shape, 0.7400 inches minimum and 0.7500 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
0.7400 inches minimum and 0.7500 inches maximum
Body Outside Diameter
1.5010 inches minimum and 1.5020 inches maximum
Body Inside Diameter
1.1875 inches minimum and 1.1895 inches maximum
Corner Shape
square all corners
Hardness Rating
39.0 rockwell c minimum and 45.0 rockwell c maximum overall
Surface Finish
63.0 microinches inside diameter surface of body
Surface Finish
63.0 microinches outside diameter surface of body
Special Features
both ends counterbored 1.4515 in. dia nom,0.0525 in. deep nom
Material
lubricant dry film lubrication
Material
steel comp 410 or steel comp 416 overall
Material Document And Classification
aisi assn std single material response overall
Material Document And Classification
mil-l-8937 mil spec single material response lubrication
Surface Treatment
passivate overall
Surface Treatment Document And Classification
mil-s-5002 mil spec single treatment response overall
Style Designator
solid, plain, no outside flanges

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
A51B21709-25 Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-197-1021?
The FSCG of the NSN 3120-01-197-1021 is 3120
Does the NSN 3120-01-197-1021 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-01-197-1021 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 3120-01-197-1021 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-197-1021 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 3120-01-197-1021 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Tue, Dec 18, 1984

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