4M98-3-2-13

View detailed technical data, stock status, and sourcing information for: 4M98-3-2-13
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-689-1588

Item Name Code

13206

Assigment Date

10/14/1970 (55 years ago)

A length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. For flexible tube assemblies, see hose assembly (as modified). For items having perforations in the tubing or attachments, see tube assembly, fire extinguishing system. Excludes:items having integral preformed or plain ends, tube, bent (as modified), and items which are branched or forked.

0.2000 inches minimum and 0.2030 inches maximum body inside diameter, 0.1250 inches minimum and 0.1350 inches maximum overall length, 0.2506 inches minimum and 0.2511 inches maximum body outside diameter, 0.3000 inches minimum and 0.3200 inches maximum flange outside diameter, 0.0300 inches minimum and 0.0350 inches maximum flange width

Product Characteristics

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

Overall Length: 0.1250 inches minimum and 0.1350 inches maximum
Body Outside Diameter: 0.2506 inches minimum and 0.2511 inches maximum
Body Inside Diameter: 0.2000 inches minimum and 0.2030 inches maximum
Flange Outside Diameter: 0.3000 inches minimum and 0.3200 inches maximum
Flange Width: 0.0300 inches minimum and 0.0350 inches maximum
Corner Shape: square left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Corner Shape: square outside right corner
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Surface Finish: 125.0 microinches intermediate layer
Material: steel comp 4130 overall
Material Document And Classification: mil-t-6736 mil spec single material response or mil-s-6758,d4 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ps 13101,ty 2,cl 3,mcdonnell douglas corp mfr ref single treatment 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
4M98-3-2-13	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-689-1588?

The FSCG of the NSN 3120-00-689-1588 is 3120

Does the NSN 3120-00-689-1588 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-689-1588 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 3120-00-689-1588 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-689-1588 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 3120-00-689-1588 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Oct 14, 1970