Shouldered Shaft NSN 3040-01-003-7320

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: 3040-01-003-7320

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Features and Characteristics

First End Style

Square (round corners)

End Similarity

Not identical

Second End Style

Indented flat keyway

Overall Length

2.031 inches

First End Width Across Flats

0.149 inches

First End Diameter

0.1490 inches

Second End Keyway Width

0.0610 inches

Second End External Keyway Length

0.250 inches

Second End Keyway Depth

0.053 inches

Second End Distance From Keyway Center To End

0.250 inches

Second End Diameter

0.1860 inches

Step Quantity

Largest Step Diameter

0.250 inches

First End Step Length

0.750 inches

Material

Steel

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

010037320

NSN

3040010037320

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

02261-0111

Cage Code:

79343

Status:

MSDS:

Part Number:

811058

Cage Code:

57733

Status:

MSDS:

Part Number:

65A81C111

Cage Code:

30003

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 3040-01-003-7320

What are the manufacturers of nsn 3040010037320?

Science Applications International (79343)
Stewart-warner Corporation (57733)
Naval Air Systems Command (30003)
Harsco Corp (93568)

Does this nsn 3040010037320 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040010037320
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 3040010037320 contain any precious metals?
Precious metal content is unknown.

Does nsn 3040010037320 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040010037320?
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
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