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Shouldered Shaft NSN 3040-01-074-8346

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 3040-01-074-8346 NSN: 3040-01-074-8346

Features and Characteristics

First End Style
Circular grooved and splined (straight)
First End Groove Width
0.1600 inches
End Similarity
Not identical
Second End Style
Circular grooved and splined (straight)
Second End Groove Width
2.4820 inches
Overall Length
4.900 inches
End Application
2350-01-087-1095
First End Distance From End To Groove
1.050 inches
Second End Distance From End To Groove
0.260 inches
Step Quantity
6
Largest Step Diameter
1.250 inches
Material
Steel comp 4140
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
010748346
NSN
3040010748346

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12288041
Cage Code:
19207
Status:
A
MSDS:
Part Number:
DAX12651
Cage Code:
73342
Status:
A
MSDS:
Part Number:
12267438
Cage Code:
19207
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 3040-01-074-8346
What are the manufacturers of nsn 3040010748346?
Does this nsn 3040010748346 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040010748346
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 3040010748346 contain any precious metals?
No precious metal content.
Does nsn 3040010748346 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040010748346?
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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