Shouldered Shaft NSN 3040-00-003-0512

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: 3040-00-003-0512

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Features and Characteristics

First End Style

Splined (involute)

End Similarity

Not identical

Second End Style

Circular grooved and externally threaded

Second End Groove Diameter

0.1910 inches

Overall Length

4.8600 inches

First End Diameter

0.3745 inches

First End Spline Length

0.8500 inches

First End Spline Minor Diameter

0.2813 inches

First End Spline Major Diameter

0.3745 inches

First End Pressure Angle

30.0 degrees

First End Pitch Diameter

0.3438 inches

Second End Distance From End To Groove

3.3600 inches

Second End Diameter

0.2500 inches

Second End External Thread Length

0.2500 inches

Step Quantity

First End Spline Quantity

Largest Step Diameter

0.5000 inches

Material

Steel

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

000030512

NSN

3040000030512

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

A51M20603-13

Cage Code:

61174

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 3040-00-003-0512

What are the manufacturers of nsn 3040000030512?

Northrop Grumman Systems Corporation (61174)
Northrop Grumman Systems Corporation (26512)

Does this nsn 3040000030512 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040000030512
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 3040000030512 contain any precious metals?
Precious metal content is unknown.

Does nsn 3040000030512 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040000030512?
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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