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Shouldered Shaft NSN 3040-01-284-6925

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 3040-01-284-6925 NSN: 3040-01-284-6925

Features and Characteristics

First End Style
External threaded
End Similarity
Not identical
Second End Style
Unthreaded cross drilled
Overall Length
3.9375 inches
First End Diameter
0.4375 inches
First End External Thread Length
0.6875 inches
Second End Diameter
1.1250 inches
Second End Hole Diameter
0.3750 inches
Second End Distance From Hole Center To End
1.0312 inches
Step Quantity
3
Largest Step Diameter
1.125 inches
Special Features
Second end crossdrilled holes-2 holes 90 degrees apart, thd 3/8 in. Dia; hole in end 0.625 in. Diameter x 1.875 in. Dp
Material
Copper alloy
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
012846925
NSN
3040012846925

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
129190
Cage Code:
31155
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 3040-01-284-6925
What are the manufacturers of nsn 3040012846925?
Does this nsn 3040012846925 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040012846925
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 3040012846925 contain any precious metals?
No precious metal content.
Does nsn 3040012846925 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040012846925?
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:
A
Cond. Code:
1
Status:
A

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