When it comes to the 223 vs 556, it’s not so much about which one is best, but about the differences between them. The 223 Remington and 5.56 NATO cartridges have identical case dimensions but are not ...

Two of the most popular cartridges today are nearly identical and sometimes considered transposable, but when looking at 5.56 vs .223, there are some key differences. The .223 Remington started as a ...

Why .223 and 5.56 remain widely misunderstood. The post How .223 and 5.56 Became the Most Misunderstood Cartridges appeared ...

Prior to a recently scheduled range day I was in touch with an industry friend of mine and we happened to be discussing ammo. The cost of it came up as did the upcoming range day and the fact that ...

Some believe the 5.56 NATO was the original military cartridge and that the 223 Remington was the civilian offshoot. That’s not the case. In 1970, NATO (North Atlantic Treaty Organization) affiliated ...

For most shooters the difference between .223 Remington and 5.56×45 NATO is minor, but it matters because 5.56 is typically loaded to higher pressures and uses a slightly different chamber leade.