Straight Shaft

666230-270

666230-270
(NSN) National Stock Number
3040-00-001-6518
Federal Supply Classification
3040 Miscellaneous Power Transmission Equipment
Item Name Code
22109
Schedule B Code
8483105000
Summary

Unthreaded cross drilled first end style, not identical end similarity, circular grooved and flatted second end style, 0.0312 inches nominal second end groove width, 0.1480 inches nominal second end groove diameter, 4.220 inches nominal overall length

DAC HCC DMIL RNCC
6 - - 3
RNVC SADC MSDS RNAAC
2 - - AX
Identification

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.

INC FIIG Concept Condition
22109 A23200 1 2
Specifications
First End Style
unthreaded cross drilled
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the first end.
End Similarity
not identical
Details A term used to identify the ends as identical or not identical.
Second End Style
circular grooved and flatted
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the second end.
Second End Groove Width
0.0312 inches nominal
Details None.
Second End Groove Diameter
0.1480 inches nominal
Details None.
Overall Length
4.220 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
First End Diameter
0.1874 inches nominal
Details The length of a straight line which passes through the center of the first end,and terminates at the circumference.
First End Hole Diameter
0.0950 inches nominal
Details The length of a straight line which passes through the center of a hole or body of the first end,and terminates at the circumference.
First End Distance From Hole Center To End
0.920 inches nominal
Details None.
First End Hole Depth
0.188 inches nominal
Details A measurement between specified points of the hole at the first end,in distinction from height.
Second End Flat Depth
0.0093 inches nominal
Details None.
Second End Flat Length
0.206 inches nominal
Details A measurement of the longest dimension of the flat at the second end,in distinction from width.
Second End Distance From End To Groove
0.377 inches nominal
Details None.
Second End Diameter
0.1871 inches minimum and 0.1874 inches maximum
Details The length of a straight line which passes through the center of the second end,and terminates at the circumference.
Surface Finish
32.0 microinches
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Special Features
first end two cross drilled holes,0.0950 in. dia; 0.188 in. depth; 0.146 in. distance from hole center to end
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
666230-270 12436 A - 5 9 - AX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
65750 - W -
RVC WCC TCC SHC
- 593 Z 9

Provided with every order

Order with confidence, we are a valued certified supplier serving customers in the military and aerospace industries.

  • Counterfeit Parts Prevention
  • 100% Product Inspections
  • 7 Year Record Retention
  • On Time Delivery
  • HAZMAT Certified
  • Worldwide Shipping
Manufacturer
COLUMBIA ELECTRONICS INTERNATIONAL INC DBA COLUMBIA ELECTRONICS INTERNATIONAL INC
CAGE: 59927
SOMIS , CA , 93066-9715
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 3040-00-001-6518
What is the NIIN of the NSN 3040-00-001-6518?
The National Item Identification Number (NIIN) of the NSN 3040-00-001-6518 is 00-001-6518
When the NSN 3040-00-001-6518 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sun, Nov 5, 1972
Does the NSN 3040-00-001-6518 contain any precious metals?
Type/content is unknown
Does the NSN 3040-00-001-6518 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

At our core, we specialize in sourcing and supplying high-quality NSN (National Stock Number) parts to industries that demand precision and reliability.

From aerospace and defense to manufacturing and logistics, we provide the essential components that keep critical systems running.

Contact
350 Tenth Ave
San Diego, CA, 92101
United States
© 2025 National Stock Number (NSN) Parts Store, Inc. All rights reserved.
Made in USA