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Shouldered Shaft NSN 3040-01-234-5650

Item Description

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.

NSN 3040-01-234-5650 NSN: 3040-01-234-5650

Features and Characteristics

First End Style
External threaded
End Similarity
Not identical
Second End Style
Cross drilled and externally threaded
Overall Length
Between 4.874 inches and 5.004 inches
First End Diameter
1.0000 inches
First End External Thread Length
0.940 inches
Second End Diameter
0.6250 inches
Second End Hole Diameter
Between 0.1710 inches and 0.2030 inches
Second End Distance From Hole Center To End
Between 0.219 inches and 0.350 inches
Second End External Thread Length
Between 0.812 inches and 0.938 inches
Second End Hole Depth
0.625 inches
Step Quantity
1
Largest Step Diameter
1.129 inches
Material
Steel comp 4140 or steel comp 5140 or steel comp 8640
Material Specification
Astm-a-331 assn standard single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
012345650
NSN
3040012345650

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4213919
Cage Code:
80212
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8483105000
  • NAICS: 333613
  • SITC: 74810
  • Description: Transmission shafts and cranks, except camshafts and crankshafts
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3040-01-234-5650
What are the manufacturers of nsn 3040012345650?
Does this nsn 3040012345650 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040012345650
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.
Does nsn 3040012345650 contain any precious metals?
Precious metal content is unknown.
Does nsn 3040012345650 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040012345650?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22914
FIIG:
A23200
App. Key:
A
Cond. Code:
1
Status:
A

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