Shouldered Shaft NSN 3040-00-506-8539

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: 3040-00-506-8539

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Features and Characteristics

First End Style

Plain

End Similarity

Not identical

Second End Style

Flat keyways and internally threaded

Overall Length

18.437 inches

First End Diameter

1.7719 inches

Second End Keyway Width

0.3125 inches

Second End External Keyway Length

1.430 inches

Second End Keyway Depth

0.177 inches

Second End Diameter

1.2495 inches

Second End Internal Thread Length

1.000 inches

Step Quantity

Largest Step Diameter

2.241 inches

Surface Finish

16.0 microinches

Special Features

Second end int thd hole is first tapped 1.500 in. Dp, 0.453 in. Dia

Material

Steel comp 4140

Material Specification

Qq-s-624 federal specification single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

005068539

NSN

3040005068539

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7974519

Cage Code:

19207

Status:

MSDS:

Part Number:

M3001780

Cage Code:

61465

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 3040-00-506-8539

What are the manufacturers of nsn 3040005068539?

U S Army Tank Automotive Command (19207)
Garwood/feller Inc (61465)

Does this nsn 3040005068539 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040005068539
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 3040005068539 contain any precious metals?
Precious metal content is unknown.

Does nsn 3040005068539 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040005068539?
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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Certificate of Conformance
Quality Inspected Parts
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