Shouldered Shaft NSN 3040-01-269-1604

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: 3040-01-269-1604

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Features and Characteristics

First End Style

Plain

End Similarity

Not identical

Second End Style

Splined (involute)

Overall Length

15.2187 inches

First End Diameter

Between 1.2870 inches and 1.2950 inches

Second End Diameter

1.9630 inches

Second End Spline Minor Diameter

Between 1.7470 inches and 1.7480 inches

Second End Spline Major Diameter

1.9630 inches

Second End Pressure Angle

30.0 degrees

Second End Pitch Diameter

Between 1.8740 inches and 1.8760 inches

Step Quantity

Second End Spline Quantity

Largest Step Diameter

Between 2.3620 inches and 2.3627 inches

Material

Steel

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

012691604

NSN

3040012691604

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

840954

Cage Code:

90166

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 3040-01-269-1604

What are the manufacturers of nsn 3040012691604?

Eaton Aerospace Llc (90166)

Does this nsn 3040012691604 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040012691604
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 3040012691604 contain any precious metals?
No precious metal content.

Does nsn 3040012691604 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040012691604?
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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