The 5.56×45mm NATO (official NATO nomenclature 5.56 NATO, commonly pronounced "five-five-six") is a rimless bottlenecked centerfire intermediate cartridge family developed in the late 1970s in Belgium by FN Herstal. [5] . It consists of the SS109, L110, and SS111 cartridges.

2018年6月1日 · There are only a few things that confuse new gun owners more than rifles that chamber the .223 Remington or 5.56mm NATO round. The fake news media loves to describe the AR-15 as a big, scary gun that fires 100%-all-the-time-lethal ammunition at a frightening rate of fifteen rounds a second.

2024年6月13日 · 223 vs 556: What’s the Difference? The cartridge cases of the 223 Rem and 5.56 NATO appear identical on the outside, but 556 cases can have minutely thicker case walls. Another difference is in...

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2025年2月5日 · Yes, there is a difference between 5.56 and 5.56 NATO ammunition, albeit subtle yet significant, primarily in pressure and chamber specifications, potentially leading to safety concerns depending on the firearm used.

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2024年2月17日 · The .556 caliber refers to the diameter of the bullet used in firearms, specifically the AR-15 rifle. It is commonly used in military and civilian applications due to its effective range and stopping power.

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Military surplus ammo is designed to function perfectly in the weapon it is made for. Although milsurp 303 British is increasingly rare, chambering it in a classic Lee-Enfield will let you experience precisely how British troops fired their rifles over one century ago.

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