3040-01-115-8278

Find complete technical information, availability, and procurement data for: 3040-01-115-8278
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-115-8278

Item Name Code

22914

Assigment Date

07/15/1981 (45 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

identical end similarity, splined (involute) first end style, 0.2980 inches nominal first end diameter, 0.315 inches nominal first end spline length, 1.620 inches nominal overall length

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: splined (involute)
End Similarity: identical
Overall Length: 1.620 inches nominal
First End Diameter: 0.2980 inches nominal
First End Spline Length: 0.315 inches nominal
First End Spline Minor Diameter: 0.2358 inches nominal
First End Spline Major Diameter: 0.2980 inches nominal
First End Pressure Angle: 30.0 degrees nominal
First End Pitch Diameter: 0.0015 inches nominal
Step Quantity: 5
First End Spline Quantity: 9
Largest Step Diameter: 0.460 inches nominal
Surface Finish: 63.0 microinches
Material: steel
Material Document And Classification: ams 6260 assn std single material response

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2835-01-170-7895	No Name Available	11/01/1985

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
3860101	Shouldered Shaft
3860101-2	Shouldered Shaft
3860101-3	Shouldered Shaft

FAQs

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

What is the FSCG of the NSN 3040-01-115-8278?

The FSCG of the NSN 3040-01-115-8278 is 3040

Does the NSN 3040-01-115-8278 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-01-115-8278 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 3040-01-115-8278 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-115-8278 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 3040-01-115-8278 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Wed, Jul 15, 1981