3040-00-056-1898

Find complete technical information, availability, and procurement data for: 3040-00-056-1898
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-00-056-1898

Item Name Code

22109

Assigment Date

05/27/1967 (59 years ago)

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

0.0290 inches nominal second end groove width, not identical end similarity, circular grooved and externally threaded second end style, unthreaded cross drilled first end style, 0.2100 inches minimum and 0.2130 inches maximum second end groove diameter

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: unthreaded cross drilled
End Similarity: not identical
Second End Style: circular grooved and externally threaded
Second End Groove Width: 0.0290 inches nominal
Second End Groove Diameter: 0.2100 inches minimum and 0.2130 inches maximum
Overall Length: 3.438 inches nominal
First End Diameter: 0.2480 inches minimum and 0.2490 inches maximum
First End Hole Diameter: 0.0940 inches minimum and 0.0970 inches maximum
First End Distance From Hole Center To End: 0.438 inches nominal
Second End Distance From End To Groove: 1.597 inches nominal
Second End Diameter: 0.2480 inches minimum and 0.2490 inches maximum
Second End External Thread Length: 0.750 inches nominal
Material: steel comp 303

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
2614-21MP94	Straight Shaft

FAQs

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

What is the FSCG of the NSN 3040-00-056-1898?

The FSCG of the NSN 3040-00-056-1898 is 3040

Does the NSN 3040-00-056-1898 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-00-056-1898 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 3040-00-056-1898 contain precious materials?

Precious metal content is unknown

Does NSN 3040-00-056-1898 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 3040-00-056-1898 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Sat, May 27, 1967