Straight Shaft NSN 3040-01-438-3443

Item Description

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.O25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

NSN: 3040-01-438-3443

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Features and Characteristics

First End Style

Flat keyway

End Similarity

Not identical

Second End Style

Circular grooved

Second End Groove Width

0.4060 inches

Second End Groove Diameter

1.7500 inches

Overall Length

15.500 inches

End Application

W/s los angeles class ssn (688)

First End Keyway Width

0.3120 inches

First End External Keyway Length

1.880 inches

First End Keyway Depth

0.250 inches

First End Diameter

2.0000 inches

Second End Distance From End To Groove

0.254 inches

Second End Diameter

2.0000 inches

Surface Finish

63.0 microinches

Material

Nickel alloy

Material Specification

Qq-n-286 federal specification single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

014383443

NSN

3040014383443

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1220C1259

Cage Code:

03538

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 3040-01-438-3443

What are the manufacturers of nsn 3040014383443?

Lockheed Martin Corporation (03538)
Martin Marietta Technologies Inc (54497)

Does this nsn 3040014383443 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040014383443
A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. it is not designed for use in aligning by fitting into corresponding holes of another item. it may be drilled for lubricating holes. for items having an integral gear(s) or worm(s), see gearshaft (as modified). for items designed to support rotating members see axle(1), straight. for items not having the above conditions see pin, straight, headless. for items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

Does nsn 3040014383443 contain any precious metals?
No precious metal content.

Does nsn 3040014383443 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040014383443?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

22109

FIIG:

A23200

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
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