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Shouldered Shaft NSN 3040-00-774-9448

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 3040-00-774-9448 NSN: 3040-00-774-9448

Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Flatted
Overall Length
6.265 inches
First End Diameter
0.4370 inches
Second End Flat Depth
0.0695 inches
Second End Flat Length
1.625 inches
Second End Diameter
0.3750 inches
Step Quantity
4
Largest Step Diameter
0.437 inches
Material
Steel comp 303 or steel comp 303se
Material Specification
Qq-s-763 federal specification all material responses
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
007749448
NSN
3040007749448

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8585572
Cage Code:
19200
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 3040-00-774-9448
What are the manufacturers of nsn 3040007749448?
Does this nsn 3040007749448 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040007749448
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 3040007749448 contain any precious metals?
No precious metal content.
Does nsn 3040007749448 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040007749448?
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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