3040-01-220-0970

Find complete technical information, availability, and procurement data for: 3040-01-220-0970
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-220-0970

Item Name Code

22914

Assigment Date

11/08/1985 (40 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.

0.750 inches nominal second end width across flats, not identical end similarity, 8.188 inches nominal overall length, plain first end style, square (round corners) second 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: plain
End Similarity: not identical
Second End Style: square (round corners)
Overall Length: 8.188 inches nominal
Second End Width Across Flats: 0.750 inches nominal
First End Diameter: 0.8090 inches minimum and 0.8110 inches maximum
Second End Diameter: 0.8490 inches minimum and 0.8540 inches maximum
Step Quantity: 3
Largest Step Diameter: 0.997 inches minimum and 0.998 inches maximum
Surface Finish: 63.0 microinches
Second End Step Length: 1.000 inches nominal
Material: nickel alloy
Material Document And Classification: qq-n-281 class a,cd 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
77656-31X4 PIECE 4	Shouldered Shaft
SSN637-505-2143922 PIECE 4	Shouldered Shaft

FAQs

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

What is the FSCG of the NSN 3040-01-220-0970?

The FSCG of the NSN 3040-01-220-0970 is 3040

Does the NSN 3040-01-220-0970 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-01-220-0970 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 3040-01-220-0970 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-220-0970 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 3040-01-220-0970 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Nov 8, 1985