123LM10039-1

View detailed technical data, stock status, and sourcing information for: 123LM10039-1
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-781-3984

Item Name Code

13206

Assigment Date

01/01/1960 (66 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.7508 inches minimum and 0.7518 inches maximum body outside diameter, 0.6180 inches minimum and 0.6200 inches maximum body inside diameter, 0.9900 inches minimum and 1.0100 inches maximum flange outside diameter, 0.0880 inches minimum and 0.0930 inches maximum flange width, 0.5820 inches minimum and 0.5930 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.

Overall Length: 0.5820 inches minimum and 0.5930 inches maximum
Body Outside Diameter: 0.7508 inches minimum and 0.7518 inches maximum
Body Inside Diameter: 0.6180 inches minimum and 0.6200 inches maximum
Flange Outside Diameter: 0.9900 inches minimum and 1.0100 inches maximum
Flange Width: 0.0880 inches minimum and 0.0930 inches maximum
Lubricant Accommodation Style: grooved open both ends
Corner Shape: chamfered inside left corner
Corner Shape: round left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside right corner
Corner Shape: square outside right corner
Hardness Rating: 33.0 rockwell c minimum and 37.0 rockwell c maximum overall
Surface Groove Location And Quantity: 1 internal
Material: steel comp e4340 overall
Material Document And Classification: mil-s-5000 mil spec single material 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
123LM10039-1	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-781-3984?

The FSCG of the NSN 3120-00-781-3984 is 3120

Does the NSN 3120-00-781-3984 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-781-3984 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 3120-00-781-3984 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-781-3984 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 3120-00-781-3984 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960