Shouldered Shaft NSN 3040-01-075-4977

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: 3040-01-075-4977

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Features and Characteristics

First End Style

Circular grooved and splined (straight)

First End Groove Width

0.5000 inches

First End Groove Diameter

Between 4.9650 inches and 5.0000 inches

End Similarity

Not identical

Overall Length

14.568 inches

End Application

2350-01-087-1095 tank, armored, battle, cmbt85xm1

First End Distance From End To Groove

11.6000 inches

First End Diameter

Between 4.9650 inches and 5.0000 inches

First End Spline Length

6.000 inches

First End Spline Minor Diameter

4.6080 inches

First End Spline Major Diameter

Between 4.9650 inches and 5.0000 inches

Step Quantity

First End Spline Quantity

Largest Step Diameter

6.300 inches

Special Features

Hardness rockwell c42-49 except as shown on drawing. To be clean and free from burrs

Material

Steel comp 4340

Test Data Document

19207-12268045 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

010754977

NSN

3040010754977

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

12268045

Cage Code:

19207

Status:

MSDS:

Part Number:

DAX13071

Cage Code:

73342

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 3040-01-075-4977

What are the manufacturers of nsn 3040010754977?

U S Army Tank Automotive Command (19207)
Allison Transmission, Inc. (73342)

Does this nsn 3040010754977 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040010754977
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 3040010754977 contain any precious metals?
No precious metal content.

Does nsn 3040010754977 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040010754977?
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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