Why is the 223 caliber and the 5.56 mm considered the same round?

Why is the 223 caliber and the 5.56 mm considered the same round?

  • When I do the calculation using the formula; 1 millimeter = 0.0393700787 inches I am coming up with 5.56 mm equals only .2189. Wouldn't that be smaller diameter than my ...show more

  • Answer:

    A lot of calibers are approximate. Or their rounded in one direction because there is already something else called that. I have a .303 British, but it;s actually .311/1000 or an inch. .223 and 5.56x45 are basically the same round. The military uses a slightly thicker brass.

47ENMITSRU4V7YWODVO7KQTIA4 at Yahoo! Answers Visit the source

Was this solution helpful to you?

Related Q & A:

Just Added Q & A:

Find solution

For every problem there is a solution! Proved by Solucija.

  • Got an issue and looking for advice?

  • Ask Solucija to search every corner of the Web for help.

  • Get workable solutions and helpful tips in a moment.

Just ask Solucija about an issue you face and immediately get a list of ready solutions, answers and tips from other Internet users. We always provide the most suitable and complete answer to your question at the top, along with a few good alternatives below.