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Shouldered Shaft NSN 3040-01-023-1158

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 3040-01-023-1158 NSN: 3040-01-023-1158

Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Splined (straight)
Overall Length
4.000 inches
First End Diameter
1.5000 inches
Second End Diameter
0.5000 inches
Second End Spline Length
1.375 inches
Second End Spline Minor Diameter
Between 0.4190 inches and 0.4240 inches
Second End Spline Major Diameter
0.4975 inches
Step Quantity
3
Second End Spline Quantity
10
Largest Step Diameter
1.500 inches
Surface Finish
32.0 microinches
Material
Steel
Material Specification
Mil-s-20166, type a, gr m military specification single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
010231158
NSN
3040010231158

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
73791-27X3PC40
Cage Code:
96169
Status:
A
MSDS:
Part Number:
1955783
Cage Code:
96169
Status:
A
MSDS:
Part Number:
75791-27X3PC40
Cage Code:
96169
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 3040-01-023-1158
What are the manufacturers of nsn 3040010231158?
Does this nsn 3040010231158 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040010231158
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 3040010231158 contain any precious metals?
Precious metal content is unknown.
Does nsn 3040010231158 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040010231158?
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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