Shouldered Shaft NSN 3040-00-987-5045

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: 3040-00-987-5045

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Features and Characteristics

First End Style

Circular grooved and splined (straight)

First End Groove Width

0.0680 inches

First End Groove Diameter

1.7110 inches

End Similarity

Not identical

Second End Style

Externally threaded and flat keyway

Overall Length

43.580 inches

First End Distance From End To Groove

0.182 inches

First End Diameter

1.8910 inches

First End Spline Length

1.000 inches

First End Spline Minor Diameter

1.7210 inches

First End Spline Major Diameter

1.9772 inches

Second End Keyway Width

0.1880 inches

Second End Diameter

1.1816 inches

Second End External Thread Length

0.500 inches

Step Quantity

First End Spline Quantity

Largest Step Diameter

2.000 inches

Surface Finish

16.0 microinches

Material

Steel comp 4150 or steel comp 6150

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

009875045

NSN

3040009875045

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

10909018

Cage Code:

19207

Status:

MSDS:

Part Number:

2520009875045

Cage Code:

SCY13

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 3040-00-987-5045

What are the manufacturers of nsn 3040009875045?

U S Army Tank Automotive Command (19207)
E.c.a Etablissement (SCY13)

Does this nsn 3040009875045 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040009875045
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 3040009875045 contain any precious metals?
No precious metal content.

Does nsn 3040009875045 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040009875045?
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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