3040-01-257-1519

Find complete technical information, availability, and procurement data for: 3040-01-257-1519
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-257-1519

Item Name Code

22914

Assigment Date

06/12/1987 (39 years ago)

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes:flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

1.108 inches nominal first end width across flats, 6.180 inches nominal overall length, cross drilled hole and splined (straight) second end style, not identical end similarity, square (round corners) first end style

Product Characteristics

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

First End Style: square (round corners)
End Similarity: not identical
Second End Style: cross drilled hole and splined (straight)
Overall Length: 6.180 inches nominal
First End Width Across Flats: 1.108 inches nominal
First End Diameter: 1.6250 inches nominal
Second End Diameter: 0.7370 inches minimum and 0.8730 inches maximum
Second End Spline Length: 1.680 inches nominal
Second End Spline Minor Diameter: 0.7370 inches minimum and 0.7470 inches maximum
Second End Spline Major Diameter: 0.8720 inches minimum and 0.8730 inches maximum
Second End Hole Diameter: 0.3760 inches minimum and 0.3780 inches maximum
Step Quantity: 4
Second End Spline Quantity: 10
Largest Step Diameter: 1.625 inches nominal
First End Step Length: 1.625 inches nominal
Material: nickel alloy
Material Document And Classification: qq-n-281,class a,form 1 fed spec single material response

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
522-4675678 ITEM 15	Shouldered Shaft
87643-6906 ITEM 15	Shouldered Shaft

FAQs

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

What is the FSCG of the NSN 3040-01-257-1519?

The FSCG of the NSN 3040-01-257-1519 is 3040

Does the NSN 3040-01-257-1519 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-01-257-1519 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3040-01-257-1519 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-257-1519 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 3040-01-257-1519 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Jun 12, 1987