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Shouldered Shaft NSN 3040-01-347-4427

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 3040-01-347-4427 NSN: 3040-01-347-4427

Features and Characteristics

First End Style
External threaded
End Similarity
Not identical
Second End Style
Unthreaded cross drilled
Overall Length
Between 1.768 inches and 1.788 inches
End Application
Mk21mod1 diving helmet-superlite-air/mixed
First End Diameter
Between 0.4260 inches and 0.4290 inches
Second End Hole Diameter
Between 0.0920 inches and 0.0950 inches
Criticality Code Justification
Feat
Special Features
Underwater life support iaw navsea instruction 10560.2b
Material
Copper alloy
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
013474427
NSN
3040013474427

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6318288
Cage Code:
53711
Status:
A
MSDS:
Part Number:
592-6318288
Cage Code:
53711
Status:
A
MSDS:
Part Number:
550-057
Cage Code:
58366
Status:
A
MSDS:
Part Number:
BK850427110
Cage Code:
03950
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 3040-01-347-4427
What are the manufacturers of nsn 3040013474427?
Does this nsn 3040013474427 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040013474427
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 3040013474427 contain any precious metals?
No precious metal content.
Does nsn 3040013474427 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040013474427?
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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