Shouldered Shaft NSN 3040-01-293-1478

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: 3040-01-293-1478

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Features and Characteristics

First End Style

Flat keyway

End Similarity

Not identical

Second End Style

Internal threaded

Overall Length

8.4688 inches

End Application

Used on m-28 linker/delinker

First End Keyway Width

0.1880 inches

First End External Keyway Length

1.1875 inches

First End Keyway Depth

0.1100 inches

First End Diameter

0.6250 inches

Second End Diameter

0.5000 inches

Second End Internal Thread Length

0.2500 inches

Step Quantity

Largest Step Diameter

0.6250 inches

Special Features

Full keyway 4.250 in. Lg., 0.125 in. Wide, 0.075 in. Deep, 1.1875 in. Fromsecond end

Material

Steel comp 1040

Material Specification

Qq-s-634 federal specification all material responses

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

012931478

NSN

3040012931478

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

68C33147

Cage Code:

98747

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 3040-01-293-1478

What are the manufacturers of nsn 3040012931478?

Ogden Air Logistics Center (98747)

Does this nsn 3040012931478 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040012931478
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 3040012931478 contain any precious metals?
No precious metal content.

Does nsn 3040012931478 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040012931478?
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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