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Shouldered Shaft NSN 3040-01-323-1751

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 3040-01-323-1751 NSN: 3040-01-323-1751

Features and Characteristics

First End Style
Flat keyway
End Similarity
Not identical
Second End Style
Two circular grooves
Second End Groove Width
0.0280 inches
Second End Groove Diameter
0.3250 inches
Overall Length
2.6410 inches
First End Keyway Width
Between 0.0930 inches and 0.0940 inches
First End External Keyway Length
1.0560 inches
First End Keyway Depth
Between 0.0310 inches and 0.0360 inches
First End Diameter
Between 0.3122 inches and 0.3125 inches
Second End Distance From End To Groove
0.0640 inches
Second End Diameter
0.3750 inches
Step Quantity
5
Largest Step Diameter
0.5000 inches
Surface Finish
32.0 microinches
Material
Steel comp 416
Material Specification
Qq-s-764, cl 416 cond a federal specification single material response
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
013231751
NSN
3040013231751

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1175750
Cage Code:
10001
Status:
A
MSDS:
Part Number:
31152-1244
Cage Code:
06175
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 3040-01-323-1751
What are the manufacturers of nsn 3040013231751?
Does this nsn 3040013231751 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040013231751
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 3040013231751 contain any precious metals?
No precious metal content.
Does nsn 3040013231751 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040013231751?
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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