Shouldered Shaft NSN 3040-01-249-3382

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: 3040-01-249-3382

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Features and Characteristics

First End Style

External threaded

End Similarity

Not identical

Second End Style

Woodruff keyway and cross drilled

Overall Length

9.500 inches

First End Diameter

0.7500 inches

First End External Thread Length

1.130 inches

Second End Keyway Width

0.3121 inches

Second End External Keyway Length

0.5675 inches

Second End Distance From Keyway Center To End

1.730 inches

Second End Diameter

1.1245 inches

Second End Hole Diameter

0.2080 inches

Second End Distance From Hole Center To End

0.540 inches

Step Quantity

Largest Step Diameter

2.000 inches

Surface Finish

63.0 microinches

Material

Steel comp 4140 or steel comp 4142 or steel comp 4145 or steel comp 4150 or steel comp 4340

Material Specification

Astm a322 assn standard all material responses or astm a331 assn standard all material responses

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

012493382

NSN

3040012493382

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

12354712

Cage Code:

T0720

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 3040-01-249-3382

What are the manufacturers of nsn 3040012493382?

Fnss Savunma Sistemleri A.s. (T0720)
U S Army Tank Automotive Command (19207)
Bae Systems Land & Armaments L.p. (80212)
Bae Systems Land & Armaments L.p. (076M6)

Does this nsn 3040012493382 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040012493382
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 3040012493382 contain any precious metals?
No precious metal content.

Does nsn 3040012493382 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040012493382?
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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