Straight Shaft NSN 3040-00-678-1786

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: 3040-00-678-1786

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Features and Characteristics

First End Style

Plain

End Similarity

Not identical

Second End Style

Two flat keyways

Overall Length

6.940 inches

First End Diameter

Between 0.5595 inches and 0.5600 inches

Second End Keyway Width

0.0900 inches

Second End External Keyway Length

1.780 inches

Second End Keyway Depth

0.060 inches

Second End Diameter

Between 0.5595 inches and 0.5600 inches

Second End Angle Between Keyways

180.0 degrees

Surface Finish

32.0 microinches

Special Features

Three grooves center of shaft

Material

Steel

Material Specification

Qq-s-624 federal specification single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

006781786

NSN

3040006781786

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8754143

Cage Code:

19207

Status:

MSDS:

Part Number:

2520006781786

Cage Code:

SCY13

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 3040-00-678-1786

What are the manufacturers of nsn 3040006781786?

U S Army Tank Automotive Command (19207)
E.c.a Etablissement (SCY13)

Does this nsn 3040006781786 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040006781786
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 3040006781786 contain any precious metals?
No precious metal content.

Does nsn 3040006781786 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040006781786?
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
Quality Inspected Parts
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