The .223 Remington (designated 223 Remington by SAAMI [4] and 223 Rem. by the C.I.P., [5] pronounced "two-twenty three") is a rimless, bottlenecked, centerfire intermediate cartridge.

.223口径雷明顿弹 （英語：.223 caliber Remington cartridge，简称.223 Rem），俗称 223弹，是 美國 雷明登公司 於1950年代推出的民用獵用 步枪 子彈。 配0.224英寸（5.56毫米）口径 铜 質被覆 彈頭，彈頭重量在40—90 格令 （2.6—5.8 克）之间，但最常见的是55格令（3.6克）。

223 Remington is the choice for competition shooters, law enforcement, predator hunters, and shooting enthusiasts across the world. Remington offers 223 ammo across 5 product lines and seven different grain weights to best match shooter preference.

223 Remington 是美国 Remingtonis 公司于 1950年代推出步枪子弹。 配 .224 英寸铜质被覆弹头，弹头重量由 40 到 90 grains，通常是 55 grains。 Remington 于1950年代为 AR-15自动步枪 设计，由加强当时非常受欢迎的 .222 Remington后推出于美国民用狩猎市场。 使用于许多 狩猎 与竞赛枪械，对有效距离以内目标的效果优异。 与军用5.56 NATO在尺码及装药量有微小的差异。 民用.223 Remington 枪械使用5.56 NATO 需要注意枪管耐压是否能够承受，5.56 NATO 的膛压 …

The .223 Remington was the original cartridge of the AR-15. Even though it has spawned several excellent offspring, it remains the most popular chambering for the platform. Though many will …

2021年3月2日 · Undoubtedly one of our nation’s favorite cartridges, the .223 Remington is capable of hair-splitting accuracy in a properly built rifle, has enough velocity for a respectable trajectory, and with the heavier bullets with a higher BC, can resist wind deflection rather well.

The .223 is a 235+ yard varmint cartridge. Most serious varmint hunters with .223 varmint rifles will handload the cartridge for maximum accuracy and performance. The most common bullet weights run from 40 to 60 grains, with the 50-55 grain …

2024年12月7日 · Discover the origins, characteristics, and applications of the popular 223 Remington cartridge, widely used for hunting, target shooting, and self-defense. The .223 Remington cartridge has a rich and fascinating history that spans over five decades.

As a varmint or target shooting cartridge, the .223 is an outstanding performer, inexpensive and capable of great accuracy. As a medium game cartridge, the .223 is under powered if fast killing is to be expected with ordinary chest shots. There are however some exceptions to this general rule, though each has its caveats.