34930 B1216-4

View detailed technical data, stock status, and sourcing information for: 34930 B1216-4
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-159-7146

Item Name Code

13205

Assigment Date

09/01/1971 (54 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.

0.4950 inches minimum and 0.5050 inches maximum overall length, 1.0020 inches minimum and 1.0030 inches maximum body outside diameter, square all corners corner shape, 0.7510 inches minimum and 0.7520 inches maximum body inside diameter, 30.0 rockwell h minimum and 70.0 rockwell h maximum overall hardness rating

Product Characteristics

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

Overall Length: 0.4950 inches minimum and 0.5050 inches maximum
Body Outside Diameter: 1.0020 inches minimum and 1.0030 inches maximum
Body Inside Diameter: 0.7510 inches minimum and 0.7520 inches maximum
Corner Shape: square all corners
Hardness Rating: 30.0 rockwell h minimum and 70.0 rockwell h maximum overall
Material: copper alloy overall
Material: oil lubricating lubrication
Material Document And Classification: mil-b-5687,ty 1,comp a or b mil spec single material response overall
Style Designator: solid, plain, no outside flanges

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-287-6571	No Name Available	03/01/1987
3120-00-618-1310	No Name Available	08/01/1987
3120-01-146-6093	No Name Available	07/01/1984
3120-01-236-5079	No Name Available	01/01/1997

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
1038702	Sleeve Bearing
124-4322644 PC 24	Sleeve Bearing
14611600 ITEM 59	Sleeve Bearing
34930 B1216-4	Sleeve Bearing
8909A898-001	Sleeve Bearing
A1003-7	Sleeve Bearing
A10037	Sleeve Bearing
A1049-14	Sleeve Bearing
AA-1049-14	Sleeve Bearing
AA1049-14	Sleeve Bearing
B1216-4	Sleeve Bearing
BL703923-5ISSUE1	Sleeve Bearing
HA1049-14	Sleeve Bearing
MS17795-116	Sleeve Bearing
P77-4	Sleeve Bearing
S35195	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-159-7146?

The FSCG of the NSN 3120-00-159-7146 is 3120

Does the NSN 3120-00-159-7146 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-159-7146 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 3120-00-159-7146 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-159-7146 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 3120-00-159-7146 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Sep 1, 1971