DF330725 FIND 39

View detailed technical data, stock status, and sourcing information for: DF330725 FIND 39
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-346-0578

Item Name Code

13205

Assigment Date

09/26/1991 (34 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.

0.4060 inches minimum and 0.5940 inches maximum first hole diameter, 3.8430 inches minimum and 3.8450 inches maximum body inside diameter, 4.8700 inches minimum and 4.8720 inches maximum body outside diameter, 6.6900 inches nominal flange outside diameter, 2.0000 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: 0.4060 inches minimum and 0.5940 inches maximum first
Overall Length: 2.0000 inches nominal
Body Outside Diameter: 4.8700 inches minimum and 4.8720 inches maximum
Body Inside Diameter: 3.8430 inches minimum and 3.8450 inches maximum
Flange Outside Diameter: 6.6900 inches nominal
Flange Width: 0.5000 inches nominal
Corner Shape: square all corners
Surface Finish: 63.0 microinches inside diameter surface of body
Antirotation/Lubrication Type And Quantity: 8 hole
Material: copper alloy 903 overall
Material Document And Classification: qq-c-390 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
211034597	Sleeve Bearing
801-6405354 FIND 39	Sleeve Bearing
DF330725 FIND 39	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-346-0578?

The FSCG of the NSN 3120-01-346-0578 is 3120

Does the NSN 3120-01-346-0578 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-346-0578 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 3120-01-346-0578 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-346-0578 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 3120-01-346-0578 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, Sep 26, 1991