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Shouldered Shaft NSN 3040-00-884-7729

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 3040-00-884-7729 NSN: 3040-00-884-7729

Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Unthreaded cross drilled
Overall Length
36.750 inches
End Application
M110 howitzer family
First End Diameter
1.2160 inches
Second End Diameter
1.1250 inches
Second End Hole Diameter
0.1560 inches
Second End Distance From Hole Center To End
0.375 inches
Step Quantity
3
Largest Step Diameter
1.3750 inches
Surface Finish
32.0 microinches
Special Features
Largest step 1.490 lg 0.760 from second end bored 0.751 diameter counterbored 0.810 diameter 0.2475 deep; 1 hole 0.501 diameter 23.065 from second end
Material
Steel comp 4140 or steel comp 8740
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
008847729
NSN
3040008847729

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10892031
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 3040-00-884-7729
What are the manufacturers of nsn 3040008847729?
Does this nsn 3040008847729 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040008847729
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 3040008847729 contain any precious metals?
No precious metal content.
Does nsn 3040008847729 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040008847729?
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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