Shouldered Shaft NSN 3040-00-590-0234

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: 3040-00-590-0234

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Features and Characteristics

First End Style

Splined (involute)

End Similarity

Not identical

Second End Style

Externally threaded and flat keyway

Overall Length

17.340 inches

First End Diameter

Between 2.0060 inches and 2.0120 inches

First End Spline Length

2.720 inches

First End Spline Minor Diameter

Between 1.7340 inches and 1.7450 inches

First End Spline Major Diameter

Between 2.0060 inches and 2.0120 inches

First End Pressure Angle

40.0 degrees

First End Pitch Diameter

1.8993 inches

Second End Keyway Width

0.3200 inches

Second End External Keyway Length

0.940 inches

Second End Keyway Depth

0.190 inches

Second End Diameter

1.5000 inches

Second End External Thread Length

0.880 inches

Step Quantity

First End Spline Quantity

Largest Step Diameter

Between 4.502 inches and 4.508 inches

Surface Finish

16.0 microinches

Special Features

3 notches in second end, 0.280 in. W, 0.190 in. Dp; 0.380 in. Lg; 6 mtg holes in largest diameter spline 3.625 bc, 7/16-14unc-2b threads, holes 60 degrees apart

Material

Steel comp 4150

Material Specification

Mil-s-13048 military specification single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

005900234

NSN

3040005900234

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7998623

Cage Code:

19207

Status:

MSDS:

Part Number:

38KM38

Cage Code:

76040

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 3040-00-590-0234

What are the manufacturers of nsn 3040005900234?

U S Army Tank Automotive Command (19207)
Mack Trucks Inc (76040)

Does this nsn 3040005900234 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040005900234
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 3040005900234 contain any precious metals?
Precious metal content is unknown.

Does nsn 3040005900234 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040005900234?
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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