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Shouldered Shaft NSN 3040-00-287-9168

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 3040-00-287-9168 NSN: 3040-00-287-9168

Features and Characteristics

First End Style
Circular grooved woodruff keyway and externally threaded
First End Groove Width
0.0950 inches
First End Groove Diameter
0.4400 inches
End Similarity
Not identical
Second End Style
Circular grooved and splined (straight)
Second End Groove Diameter
Between 0.4450 inches and 0.4550 inches
Overall Length
7.293 inches
End Application
Bell model uh-1n helicopter
First End Distance From End To Groove
0.548 inches
First End Keyway Width
Between 0.1240 inches and 0.1250 inches
First End External Keyway Length
0.875 inches
First End Distance From Keyway Center To End
1.126 inches
First End Diameter
Between 0.5015 inches and 0.5030 inches
First End External Thread Length
0.500 inches
Second End Distance From End To Groove
0.400 inches
Second End Diameter
Between 0.9346 inches and 0.9365 inches
Second End Spline Length
0.400 inches
Second End Spline Minor Diameter
Between 0.6826 inches and 0.6926 inches
Second End Spline Major Diameter
Between 0.8450 inches and 0.8500 inches
Step Quantity
9
Second End Spline Quantity
16
Largest Step Diameter
Between 0.973 inches and 0.975 inches
Surface Finish
32.0 microinches
Material
Steel comp 4340
Material Specification
Aisi4340 assn standard single material response
Fsc Application Data
Fan, ventilating
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
002879168
NSN
3040002879168

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
212-704-062PC1
Cage Code:
97499
Status:
A
MSDS:
Part Number:
2660-1635-01
Cage Code:
04320
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 3040-00-287-9168
What are the manufacturers of nsn 3040002879168?
Does this nsn 3040002879168 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040002879168
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 3040002879168 contain any precious metals?
No precious metal content.
Does nsn 3040002879168 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040002879168?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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