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Shouldered Shaft NSN 3040-01-271-3649

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 3040-01-271-3649 NSN: 3040-01-271-3649

  Stock Availability

NSN 3040012713649 availability
(as of 09/17/2023).

  • NE: 13
  • NS: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Splined (involute)
Overall Length
6.634 inches
First End Diameter
0.7500 inches
Second End Diameter
0.7135 inches
Second End Spline Length
1.0000 inches
Second End Spline Minor Diameter
0.6085 inches
Second End Spline Major Diameter
0.7135 inches
Second End Pressure Angle
30.0 degrees
Second End Pitch Diameter
0.6875 inches
Step Quantity
5
Second End Spline Quantity
11
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
012713649
NSN
3040012713649

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
20510093-21Z
Cage Code:
05MG0
Status:
A
MSDS:
Part Number:
ERS-62638
Cage Code:
19954
Status:
A
MSDS:
Part Number:
ERS62638
Cage Code:
05MG0
Status:
A
MSDS:
Part Number:
20510093
Cage Code:
47457
Status:
A
MSDS:
Part Number:
20511331Z
Cage Code:
47457
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 3040-01-271-3649
What are the manufacturers of nsn 3040012713649?
Does this nsn 3040012713649 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040012713649
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 3040012713649 contain any precious metals?
No precious metal content.
Does nsn 3040012713649 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040012713649?
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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