3120-01-287-1620

Find complete technical information, availability, and procurement data for: 3120-01-287-1620
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-287-1620

Item Name Code

13205

Assigment Date

10/17/1988 (37 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.

1.0562 inches nominal overall length, 2.0334 inches minimum and 2.0337 inches maximum body outside diameter, 2.4800 inches minimum and 2.5000 inches maximum flange outside diameter, 0.0887 inches minimum and 0.0937 inches maximum flange width, 1.7270 inches minimum and 1.7340 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.

Overall Length: 1.0562 inches nominal
Body Outside Diameter: 2.0334 inches minimum and 2.0337 inches maximum
Body Inside Diameter: 1.7270 inches minimum and 1.7340 inches maximum
Flange Outside Diameter: 2.4800 inches minimum and 2.5000 inches maximum
Flange Width: 0.0887 inches minimum and 0.0937 inches maximum
Corner Shape: square all corners
Special Features: magnetic particle inspection per hp6-5
Material: plastic polytetrafluoroethylene and plastic polyamide (nylon) and plastic phenolic inside diameter surface of body
Material: steel comp 630 left end surface of body and flange
Material: steel comp 630 outside diameter surface of body
Material: steel comp 630 outside diameter surface of flange
Material: steel comp 630 right end surface of body
Material: steel comp 630 right end surface of left flange
Material Document And Classification: ams5643,cond h1025 per h+1-17 assn std single material response right end surface of left flange
Material Document And Classification: ams5643,cond h1025 per h+1-17 assn std single material response left end surface of body and flange
Material Document And Classification: ams5643,cond h1025 per h+1-17 assn std single material response outside diameter surface of body
Material Document And Classification: ams5643,cond h1025 per h+1-17 assn std single material response outside diameter surface of flange
Material Document And Classification: ams5643,cond h1025 per h+1-17 assn std single material response right end surface of body
Material Document And Classification: mil-b-81820 mil spec single material response inside diameter surface of body
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: solid, external flange one end
Specification/Standard Data: 02731-hs5446 manufacturers standard

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
HS5446-4	Sleeve Bearing
HS5446-6	Sleeve Bearing
KJB298000B-6	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-287-1620?

The FSCG of the NSN 3120-01-287-1620 is 3120

Does the NSN 3120-01-287-1620 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-287-1620 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 3120-01-287-1620 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-287-1620 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 3120-01-287-1620 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Oct 17, 1988