Shouldered Shaft NSN 3040-00-500-8388

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: 3040-00-500-8388

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Features and Characteristics

First End Style

Plain

End Similarity

Not identical

Second End Style

Unthreaded cross drilled

Overall Length

Between 3.719 inches and 3.750 inches

First End Diameter

Between 0.3500 inches and 0.3600 inches

Second End Diameter

Between 0.4990 inches and 0.5000 inches

Second End Hole Diameter

Between 0.1870 inches and 0.1920 inches

Second End Distance From Hole Center To End

Between 0.4200 inches and 0.4250 inches

Step Quantity

Largest Step Diameter

Between 0.622 inches and 0.624 inches

Special Features

Largest step has through hole, 0.540 in. Long, parallel to longest axis and centered on same axis as cross-drilled hole located on second end; hole on largest step begins 0.235 in. From first end; hole width, 0.188 in. Min., 0.250 in. Max. And radius, 0.06 in. Min., 0.07 in. Max.

Material

Steel

Material Specification

Fed-std-66 federal standard single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

005008388

NSN

3040005008388

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

5008388

Cage Code:

19206

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 3040-00-500-8388

What are the manufacturers of nsn 3040005008388?

Army, United States Department Of (19206)

Does this nsn 3040005008388 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040005008388
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 3040005008388 contain any precious metals?
No precious metal content.

Does nsn 3040005008388 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040005008388?
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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