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Shouldered Shaft NSN 3040-00-902-3712

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 3040-00-902-3712 NSN: 3040-00-902-3712

Features and Characteristics

First End Style
Plain
End Similarity
Identical
Overall Length
2.096 inches
First End Diameter
Between 0.3747 inches and 0.3750 inches
Step Quantity
6
Largest Step Diameter
Between 0.620 inches and 0.625 inches
Surface Finish
125.0 microinches
Special Features
52 woodruff keyway, 0.312 in. Min.-0.330 in. Max. Dia, 0.0928 in. Min.- 0.0943 in. Max. Keyway w, first keywaylocated 0.502 in. From center of second step to first end style, secondkeyway located 1.195 in. From center of forth step to first end style
Material
Steel
Material Specification
Qq-s-624, 4620-hr military specification single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
009023712
NSN
3040009023712

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
33624
Cage Code:
3CPE0
Status:
A
MSDS:
Part Number:
11697424
Cage Code:
8V613
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 3040-00-902-3712
What are the manufacturers of nsn 3040009023712?
Does this nsn 3040009023712 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040009023712
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 3040009023712 contain any precious metals?
No precious metal content.
Does nsn 3040009023712 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040009023712?
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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