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Shouldered Shaft NSN 3040-01-149-3750

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 3040-01-149-3750 NSN: 3040-01-149-3750

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Features and Characteristics

First End Style
Circular grooved
First End Groove Width
0.0469 inches
First End Groove Diameter
0.5000 inches
End Similarity
Identical
Overall Length
4.7500 inches
First End Distance From End To Groove
0.3750 inches
First End Diameter
0.6875 inches
Step Quantity
4
Largest Step Diameter
0.6200 inches
Material
Steel
Material Specification
Qq-s-633 federal specification single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
011493750
NSN
3040011493750

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8201639
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 3040-01-149-3750
What are the manufacturers of nsn 3040011493750?
Does this nsn 3040011493750 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040011493750
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 3040011493750 contain any precious metals?
No precious metal content.
Does nsn 3040011493750 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040011493750?
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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