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Shouldered Shaft NSN 3040-01-185-4820

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 3040-01-185-4820 NSN: 3040-01-185-4820

  Stock Availability

NSN 3040011854820 availability
(as of 07/18/2023).

  • NE: 73
  • NS: 3

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Unthreaded cross drilled
Overall Length
10.750 inches
First End Diameter
Between 1.2498 inches and 1.2501 inches
Second End Diameter
Between 1.2500 inches and 1.2505 inches
Second End Hole Diameter
0.1800 inches
Second End Distance From Hole Center To End
0.375 inches
Step Quantity
2
Largest Step Diameter
1.250 inches
Material
Steel comp 4130
Material Specification
Mil-t-6736 military specification single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
011854820
NSN
3040011854820

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
70400-01603-101
Cage Code:
78286
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 3040-01-185-4820
What are the manufacturers of nsn 3040011854820?
Does this nsn 3040011854820 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040011854820
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 3040011854820 contain any precious metals?
No precious metal content.
Does nsn 3040011854820 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040011854820?
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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