Shouldered Shaft NSN 3040-00-287-9168

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: 3040-00-287-9168

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Features and Characteristics

First End Style

Circular grooved woodruff keyway and externally threaded

First End Groove Width

0.0950 inches

First End Groove Diameter

0.4400 inches

End Similarity

Not identical

Second End Style

Circular grooved and splined (straight)

Second End Groove Diameter

Between 0.4450 inches and 0.4550 inches

Overall Length

7.293 inches

End Application

Bell model uh-1n helicopter

First End Distance From End To Groove

0.548 inches

First End Keyway Width

Between 0.1240 inches and 0.1250 inches

First End External Keyway Length

0.875 inches

First End Distance From Keyway Center To End

1.126 inches

First End Diameter

Between 0.5015 inches and 0.5030 inches

First End External Thread Length

0.500 inches

Second End Distance From End To Groove

0.400 inches

Second End Diameter

Between 0.9346 inches and 0.9365 inches

Second End Spline Length

0.400 inches

Second End Spline Minor Diameter

Between 0.6826 inches and 0.6926 inches

Second End Spline Major Diameter

Between 0.8450 inches and 0.8500 inches

Step Quantity

Second End Spline Quantity

Largest Step Diameter

Between 0.973 inches and 0.975 inches

Surface Finish

32.0 microinches

Material

Steel comp 4340

Material Specification

Aisi4340 assn standard single material response

Fsc Application Data

Fan, ventilating

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

002879168

NSN

3040002879168

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

212-704-062PC1

Cage Code:

97499

Status:

MSDS:

Part Number:

2660-1635-01

Cage Code:

04320

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 3040-00-287-9168

What are the manufacturers of nsn 3040002879168?

Bell Helicopter Textron Inc. (97499)
Curtiss-wright Controls Integrated (04320)
Electric Boat Corp (95402)

Does this nsn 3040002879168 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040002879168
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 3040002879168 contain any precious metals?
No precious metal content.

Does nsn 3040002879168 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040002879168?
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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