3040-00-125-2961

Find complete technical information, availability, and procurement data for: 3040-00-125-2961

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3040-00-125-2961
Federal Supply Group
Mechanical Power Transmission Equipment
National Stock Number
3040-00-125-2961
Item Name Code
22914
Assigment Date
11/13/1968 (57 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.

woodruff keyway first end style, not identical end similarity, 6.250 inches nominal overall length, splined (involute) second end style, 0.3125 inches nominal first end keyway width

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
woodruff keyway
End Similarity
not identical
Second End Style
splined (involute)
Overall Length
6.250 inches nominal
First End Keyway Width
0.3125 inches nominal
First End External Keyway Length
unable to decode
First End Distance From Keyway Center To End
0.688 inches nominal
First End Diameter
1.2500 inches nominal
Second End Diameter
1.2500 inches nominal
Second End Spline Length
3.250 inches nominal
Second End Spline Minor Diameter
1.0312 inches nominal
Second End Spline Major Diameter
1.2500 inches nominal
Second End Pressure Angle
30.0 degrees nominal
Second End Pitch Diameter
1.1406 inches nominal
Step Quantity
3
Second End Spline Quantity
12
Largest Step Diameter
1.250 inches nominal
Special Features
twisted spline helix
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
3HS199 Shouldered Shaft
3P202 Shouldered Shaft

FAQs

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

What is the FSCG of the NSN 3040-00-125-2961?
The FSCG of the NSN 3040-00-125-2961 is 3040
Does the NSN 3040-00-125-2961 have a Schedule B code assigned?
Yes, the Schedule B code is 8483105000
Does NSN 3040-00-125-2961 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 3040-00-125-2961 contain precious materials?
Precious metal content is unknown
Does NSN 3040-00-125-2961 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 3040-00-125-2961 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Wed, Nov 13, 1968

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