3120-01-217-3000

Find complete technical information, availability, and procurement data for: 3120-01-217-3000
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-217-3000

Item Name Code

13206

Assigment Date

09/24/1985 (40 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.

8.5190 inches minimum and 8.5220 inches maximum body inside diameter, 0.5312 inches nominal second hole diameter, 0.4219 inches nominal first hole diameter, 10.9900 inches minimum and 11.0100 inches maximum flange outside diameter, 7.4900 inches minimum and 7.5000 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.

Hole Diameter: 0.5312 inches nominal second
Hole Diameter: 0.4219 inches nominal first
Overall Length: 7.4900 inches minimum and 7.5000 inches maximum
Body Inside Diameter: 8.5190 inches minimum and 8.5220 inches maximum
Flange Outside Diameter: 10.9900 inches minimum and 11.0100 inches maximum
Flange Width: 1.0000 inches nominal
End To Flange Distance: 0.2500 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: chamfered inside left corner
Corner Shape: relief groove center flange right body corner
Corner Shape: square center flange left body corner
Corner Shape: square center flange outside left corner
Corner Shape: square center flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside right corner
Surface Finish: 32.0 microinches outside diameter surface of body
Surface Finish: 63.0 microinches left end surface of body
Surface Finish: 8.0 microinches inside diameter surface of body
Antirotation/Lubrication Type And Quantity: 2 hole and 12 hole
Left End Body Diameter: 8.9900 inches minimum and 9.0100 inches maximum
Right End Body Diameter: 8.9900 inches minimum and 9.0100 inches maximum
Special Features: annular groove on body od
Material: steel comp 4140 overall
Material Document And Classification: astm a304 assn std single material response overall
Style Designator: solid, external flange

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
C-270-045	Sleeve Bushing
W000270045000	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-01-217-3000?

The FSCG of the NSN 3120-01-217-3000 is 3120

Does the NSN 3120-01-217-3000 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-01-217-3000 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 3120-01-217-3000 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-217-3000 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 3120-01-217-3000 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Tue, Sep 24, 1985