3040-01-079-8348

Find complete technical information, availability, and procurement data for: 3040-01-079-8348
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-079-8348

Item Name Code

22914

Assigment Date

07/13/1979 (47 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

splined (straight) first end style, 2.4950 inches nominal first end diameter, splined (straight) second end style, not identical end similarity, 12.873 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 (straight)
End Similarity: not identical
Second End Style: splined (straight)
Overall Length: 12.873 inches nominal
First End Diameter: 2.4950 inches nominal
First End Spline Length: 3.299 inches nominal
First End Spline Minor Diameter: 2.1440 inches nominal
First End Spline Major Diameter: 2.4950 inches nominal
Second End Diameter: 3.4340 inches nominal
Second End Spline Major Diameter: 3.4340 inches nominal
Step Quantity: 6
First End Spline Quantity: 10
Second End Spline Quantity: 20
Largest Step Diameter: 3.968 inches nominal
Surface Finish: 32.0 microinches
Special Features: first end contains 2 threaded end holes,0.500-20 nf,0.875 in. lg,second end has 1.625 in. dia hole,3.500 in. lg,countersunk 1.750 in. dia,2.0000 in. lg,also has grooves on both ends of major dia
Material: steel

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
18143F2W	Shouldered Shaft
18143FX2	Shouldered Shaft

FAQs

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

What is the FSCG of the NSN 3040-01-079-8348?

The FSCG of the NSN 3040-01-079-8348 is 3040

Does the NSN 3040-01-079-8348 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-01-079-8348 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 3040-01-079-8348 contain precious materials?

Precious metal content is unknown

Does NSN 3040-01-079-8348 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 3040-01-079-8348 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Fri, Jul 13, 1979