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Shouldered Shaft NSN 3040-00-451-0334

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 3040-00-451-0334 NSN: 3040-00-451-0334

Features and Characteristics

First End Style
Splined (straight)
End Similarity
Not identical
Second End Style
Circular grooved, splined (straight) and externally threaded
Second End Groove Width
0.0750 inches
Second End Groove Diameter
1.0300 inches
Overall Length
14.750 inches
First End Diameter
1.2471 inches
First End Spline Length
1.4400 inches
First End Spline Minor Diameter
1.2220 inches
First End Spline Major Diameter
1.3940 inches
Second End Distance From End To Groove
0.1190 inches
Second End Diameter
1.2471 inches
Second End Spline Length
1.1900 inches
Second End Spline Minor Diameter
1.2220 inches
Second End Spline Major Diameter
1.3940 inches
Second End Internal Thread Length
0.750 inches
Step Quantity
3
First End Spline Quantity
16
Second End Spline Quantity
12
Largest Step Diameter
1.3940 inches
Surface Finish
63.0 microinches
Material
Steel comp 4140
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
004510334
NSN
3040004510334

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2587664
Cage Code:
22888
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 3040-00-451-0334
What are the manufacturers of nsn 3040004510334?
Does this nsn 3040004510334 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040004510334
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 3040004510334 contain any precious metals?
No precious metal content.
Does nsn 3040004510334 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040004510334?
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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  •   Quality Inspected Parts
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