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Shouldered Shaft NSN 3040-01-100-7142

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 3040-01-100-7142 NSN: 3040-01-100-7142

Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Splined (involute)
Overall Length
4.744 inches
First End Diameter
1.1800 inches
Second End Diameter
0.9830 inches
Second End Spline Length
1.250 inches
Second End Spline Minor Diameter
0.7533 inches
Second End Spline Major Diameter
0.8600 inches
Second End Pressure Angle
30.0 degrees
Second End Pitch Diameter
0.8125 inches
Step Quantity
5
Second End Spline Quantity
13
Largest Step Diameter
1.355 inches
Material
Steel
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
011007142
NSN
3040011007142

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
27927
Cage Code:
34623
Status:
A
MSDS:
Part Number:
MA280-21052
Cage Code:
34623
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 3040-01-100-7142
What are the manufacturers of nsn 3040011007142?
Does this nsn 3040011007142 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040011007142
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 3040011007142 contain any precious metals?
Precious metal content is unknown.
Does nsn 3040011007142 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040011007142?
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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