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Straight Shaft NSN 3040-00-723-1325

Item Description

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.O25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

NSN 3040-00-723-1325 NSN: 3040-00-723-1325

Features and Characteristics

First End Style
Plain
End Similarity
Not identical
Second End Style
Slotted
Overall Length
Between 5.248 inches and 5.258 inches
Second End Slot Width
0.4400 inches
First End Diameter
Between 0.4710 inches and 0.4720 inches
First End Spline Length
Between 0.445 inches and 0.465 inches
First End Spline Minor Diameter
Between 0.5330 inches and 0.5430 inches
First End Spline Major Diameter
Between 0.6650 inches and 0.6670 inches
Second End Diameter
Between 0.4710 inches and 0.4720 inches
Second End Spline Length
Between 0.445 inches and 0.465 inches
Second End Spline Minor Diameter
Between 0.6180 inches and 0.6280 inches
Second End Spline Major Diameter
Between 0.7480 inches and 0.7500 inches
Second End Slot Depth
0.090 inches
Special Features
Drill hole in first end longitudinally 0.250 in. Dia, 1.310 in. Dp max; drill hole in second end longitudinally 0.219 in. Max dia, 0.630 in. Max dp, csk 90.0 degrees to 0.28 dia, tap0.250-28 unf-3b to depth 0.440 in. Min; groove 0.310 in. From second end, 0.100 in. Wd, 0.372 in. Max diameter at groove
Material
Steel
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
007231325
NSN
3040007231325

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
278D242P3
Cage Code:
99207
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 3040-00-723-1325
What are the manufacturers of nsn 3040007231325?
Does this nsn 3040007231325 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040007231325
A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. it is not designed for use in aligning by fitting into corresponding holes of another item. it may be drilled for lubricating holes. for items having an integral gear(s) or worm(s), see gearshaft (as modified). for items designed to support rotating members see axle(1), straight. for items not having the above conditions see pin, straight, headless. for items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.
Does nsn 3040007231325 contain any precious metals?
Precious metal content is unknown.
Does nsn 3040007231325 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040007231325?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22109
FIIG:
A23200
App. Key:
B
Cond. Code:
1
Status:
A

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