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Shouldered Shaft NSN 3040-01-365-7929

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 3040-01-365-7929 NSN: 3040-01-365-7929

Features and Characteristics

First End Style
Square (round corners)
End Similarity
Not identical
Second End Style
Square (round corners)
Overall Length
6.200 inches
First End Width Across Flats
Between 0.3080 inches and 0.3100 inches
Second End Width Across Flats
Between 0.2460 inches and 0.2480 inches
First End Diameter
Between 0.3700 inches and 0.3720 inches
Second End Diameter
Between 0.3095 inches and 0.3110 inches
Step Quantity
3
Criticality Code Justification
Feat
Largest Step Diameter
Between 0.370 inches and 0.372 inches
First End Step Length
0.380 inches
Surface Finish
32.0 microinches
Second End Step Length
0.380 inches
Special Features
Flight safety critical
Material
Stainless steel
Material Specification
Ams 5659 h1100 assn standard single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
013657929
NSN
3040013657929

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MBEU145897
Cage Code:
30003
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 3040-01-365-7929
What are the manufacturers of nsn 3040013657929?
Does this nsn 3040013657929 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040013657929
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 3040013657929 contain any precious metals?
No precious metal content.
Does nsn 3040013657929 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040013657929?
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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