LD137-0017-1016

View detailed technical data, stock status, and sourcing information for: LD137-0017-1016
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-448-8228

Item Name Code

13206

Assigment Date

05/13/1970 (56 years ago)

0.3105 inches minimum and 0.3110 inches maximum body outside diameter, 0.4950 inches minimum and 0.5000 inches maximum overall length, 0.1895 inches minimum and 0.1905 inches maximum body inside diameter, square all corners corner shape, 125.0 microinches left end surface of body surface finish

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 0.5000 inches maximum
Body Outside Diameter: 0.3105 inches minimum and 0.3110 inches maximum
Body Inside Diameter: 0.1895 inches minimum and 0.1905 inches maximum
Corner Shape: square all corners
Surface Finish: 125.0 microinches left end surface of body
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 16.0 microinches outside diameter surface of body
Surface Finish: 250.0 microinches inside diameter surface of body
Material: steel comp 4130 or steel comp 4135 overall
Material Document And Classification: mil-t-6736 mil spec 1st material response or ams 6372 assn std 2nd material response overall
Surface Treatment: chromium outside diameter surface of body
Surface Treatment Document And Classification: qq-c-320,cl 2 fed spec single treatment response outside diameter surface of body
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Below is a list of NSNs that have been officially superseded by this NSN: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
3120-00-288-4932	No Name Available	02/01/1983

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
4B21S3-016	Sleeve Bushing
LD137-0017-1016	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-448-8228?

The FSCG of the NSN 3120-00-448-8228 is 3120

Does the NSN 3120-00-448-8228 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-448-8228 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 3120-00-448-8228 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-448-8228 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 3120-00-448-8228 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, May 13, 1970