Shouldered Shaft NSN 3040-01-118-7501

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: 3040-01-118-7501

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Features and Characteristics

First End Style

Unthreaded cross drilled

End Similarity

Not identical

Second End Style

Two indented flat keyways

Overall Length

4.230 inches

First End Diameter

Between 0.3720 inches and 0.3740 inches

First End Hole Diameter

Between 0.0933 inches and 0.0937 inches

First End Distance From Hole Center To End

0.126 inches

Second End Keyway Width

Any acceptable

Second End External Keyway Length

0.200 inches

Second End Keyway Depth

Between 0.0208 inches and 0.0259 inches

Second End Distance From Keyway Center To End

0.315 inches

Second End Diameter

Between 0.2178 inches and 0.2179 inches

Second End Angle Between Keyways

Any acceptable

Step Quantity

Largest Step Diameter

Between 0.372 inches and 0.374 inches

Surface Finish

32.0 microinches

Special Features

Cam, 0.170 inch thick, btwn first end and second step

Material

Steel comp 303se or steel comp 303

Material Specification

Ams5738 assn standard single material response or qq-s-764 federal specification single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

011187501

NSN

3040011187501

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

12293701

Cage Code:

18876

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 3040-01-118-7501

What are the manufacturers of nsn 3040011187501?

U S Army Aviation And Missile (18876)
U S Army Tank Automotive Command (19207)

Does this nsn 3040011187501 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040011187501
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 3040011187501 contain any precious metals?
No precious metal content.

Does nsn 3040011187501 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040011187501?
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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