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Shouldered Shaft NSN 3040-01-118-7501

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 3040-01-118-7501 NSN: 3040-01-118-7501

Features and Characteristics

First End Style
Unthreaded cross drilled
End Similarity
Not identical
Second End Style
Two indented flat keyways
Overall Length
4.230 inches
First End Diameter
Between 0.3720 inches and 0.3740 inches
First End Hole Diameter
Between 0.0933 inches and 0.0937 inches
First End Distance From Hole Center To End
0.126 inches
Second End Keyway Width
Any acceptable
Second End External Keyway Length
0.200 inches
Second End Keyway Depth
Between 0.0208 inches and 0.0259 inches
Second End Distance From Keyway Center To End
0.315 inches
Second End Diameter
Between 0.2178 inches and 0.2179 inches
Second End Angle Between Keyways
Any acceptable
Step Quantity
6
Largest Step Diameter
Between 0.372 inches and 0.374 inches
Surface Finish
32.0 microinches
Special Features
Cam, 0.170 inch thick, btwn first end and second step
Material
Steel comp 303se or steel comp 303
Material Specification
Ams5738 assn standard single material response or qq-s-764 federal specification single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
011187501
NSN
3040011187501

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12293701
Cage Code:
18876
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 3040-01-118-7501
What are the manufacturers of nsn 3040011187501?
Does this nsn 3040011187501 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040011187501
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 3040011187501 contain any precious metals?
No precious metal content.
Does nsn 3040011187501 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040011187501?
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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