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Straight Shaft NSN 3040-01-101-3980

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 3040-01-101-3980 NSN: 3040-01-101-3980

Features and Characteristics

First End Style
Unthreaded cross drilled
End Similarity
Not identical
Second End Style
Two circular grooves
Second End Groove Width
0.0440 inches
Second End Groove Diameter
0.4680 inches
Overall Length
2.400 inches
First End Diameter
Between 0.4995 inches and 0.5000 inches
First End Hole Diameter
Between 0.1880 inches and 0.1920 inches
First End Distance From Hole Center To End
0.906 inches
Second End Distance From End To Groove
0.087 inches
Second End Diameter
Between 0.4995 inches and 0.5000 inches
Second End Distance Between First And Second Groove Centers
0.996 inches
Surface Finish
16.0 microinches
Special Features
Flat keyway located 0.177 in. From second end between grooves 0.125 in wide 0.590 in long
Material
Steel
Material Specification
Aisi4140 assn standard single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
011013980
NSN
3040011013980

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12292458
Cage Code:
19207
Status:
A
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 3040-01-101-3980
What are the manufacturers of nsn 3040011013980?
Does this nsn 3040011013980 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040011013980
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 3040011013980 contain any precious metals?
No precious metal content.
Does nsn 3040011013980 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040011013980?
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:
B
Cond. Code:
1
Status:
A

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