3120-01-283-1235

Find complete technical information, availability, and procurement data for: 3120-01-283-1235
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-283-1235

Item Name Code

13205

Assigment Date

07/29/1988 (38 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

2.6562 inches nominal flange outside diameter, 0.1875 inches nominal first hole diameter, 1.7480 inches minimum and 1.7510 inches maximum body inside diameter, 2.1265 inches minimum and 2.1270 inches maximum body outside diameter, 4.0312 inches nominal overall length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.1875 inches nominal first
Overall Length: 4.0312 inches nominal
Body Outside Diameter: 2.1265 inches minimum and 2.1270 inches maximum
Body Inside Diameter: 1.7480 inches minimum and 1.7510 inches maximum
Flange Outside Diameter: 2.6562 inches nominal
Flange Width: 0.2500 inches nominal
Lubricant Accommodation Style: grooved circular
Corner Shape: square all corners
Surface Finish: 32.0 microinches overall
Antirotation/Lubrication Type And Quantity: 1 hole
Surface Groove Location And Quantity: 1 external
Material: copper alloy 934 overall
Material Document And Classification: qq-c-390,e8 fed spec single material response 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
AL-105039 PIECE 5	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-283-1235?

The FSCG of the NSN 3120-01-283-1235 is 3120

Does the NSN 3120-01-283-1235 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-283-1235 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 3120-01-283-1235 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-283-1235 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 3120-01-283-1235 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Jul 29, 1988