Shouldered Shaft NSN 3040-00-157-7547

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: 3040-00-157-7547

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Features and Characteristics

First End Style

Flat keyway

End Similarity

Not identical

Second End Style

Unthreaded cross drilled

Overall Length

16.870 inches

First End Keyway Width

Between 0.3750 inches and 0.3760 inches

First End External Keyway Length

2.250 inches

First End Keyway Depth

0.209 inches

First End Diameter

Between 1.6229 inches and 1.6238 inches

Second End Diameter

Between 1.6230 inches and 1.6240 inches

Second End Hole Diameter

0.2500 inches

Second End Distance From Hole Center To End

0.530 inches

Second End Hole Depth

1.625 inches

Step Quantity

Largest Step Diameter

Between 1.995 inches and 1.996 inches

Surface Finish

63.0 microinches

Material

Steel comp 4140

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

001577547

NSN

3040001577547

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

299025PC2

Cage Code:

10001

Status:

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 3040-00-157-7547

What are the manufacturers of nsn 3040001577547?

Navair And Navsea Managed (10001)

Does this nsn 3040001577547 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040001577547
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 3040001577547 contain any precious metals?
No precious metal content.

Does nsn 3040001577547 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040001577547?
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:

Cond. Code:

Status:

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