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Shouldered Shaft NSN 3040-01-416-1604

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 3040-01-416-1604 NSN: 3040-01-416-1604

Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Plain
Overall Length
5.3100 inches
End Application
Weapons system cimmaron class a0
First End Diameter
2.6243 inches
Second End Diameter
4.7500 inches
Step Quantity
2
Largest Step Diameter
4.7500 inches
Surface Finish
125.0 microinches
Special Features
Second end includes six 0.281 in. Diameter mounting holes on a 3.750 bc, cbore 3/4 diameter x 1/2 dep 0.250 diameter x 3 deep tap 1/8-27 npt
Material
Steel comp 4140
Material Specification
Mil-s-16974 military specification 1st material response or astm a304 assn standard 2nd material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
014161604
NSN
3040014161604

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5363407
Cage Code:
53711
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 3040-01-416-1604
What are the manufacturers of nsn 3040014161604?
Does this nsn 3040014161604 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040014161604
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 3040014161604 contain any precious metals?
No precious metal content.
Does nsn 3040014161604 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040014161604?
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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