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wikipedia.org
https://en.wikipedia.org/wiki/.223_Remington
.223 Remington - Wikipedia
It was developed in 1957 by Remington Arms and Fairchild Industries for the U.S. Continental Army Command of the United States Army as part of a project to create a small-caliber, high-velocity firearm.
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outdoorlife.com
https://www.outdoorlife.com/guns/223-for-deer-hunt…
The .223: The Most Underrated Deer Cartridge | Outdoor Life
The .223 Remington is one of the most popular centerfire cartridges in history and has seen renewed attention as a big-game round in recent years. The truth, however, is that it’s been a topic of discussion as a deer cartridge for many decades.
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youtube.com
https://www.youtube.com/watch?v=gUy8glkbbIQ
Ultimate bug out cartridge: The truth about .223s for survival and ...
Tim walks through his bug out philosophy, talks about the AR-15 setups staged around his home and vehicles, and compares .223 weight and portability to larger cartridges like the .308.
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fieldandstream.com
https://www.fieldandstream.com/outdoor-gear/guns/a…
223 vs 556: What’s the Difference? - Field & Stream
When it comes to the 223 vs 5.56, 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...
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msn.com
https://www.msn.com/en-us/news/opinion/how-223-and…
How .223 and 5.56 Became the Most Misunderstood Cartridges - MSN
The cartridges .223 Remington and 5.56×45mm NATO often get lumped together, but the confusion around them has a long, tangled history. Though they look nearly identical, critical differences in ...
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remington.com
https://www.remington.com/big-green-blog/223-ammo-…
223 Ammo Buyer’s Guide: Everything You Need to Know - Remington
So read along to learn what to look for in 223 ammo and how to make sure the right Remington 223 cartridge is loaded in your weapon. The 223 was originally designed for the US Army as a high velocity small caliber round that could be used in semiautomatic combat arms.
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trailblisshub.com
https://trailblisshub.com/what-is-a-223/
What Is A .223 Caliber? Understanding The Popular Rifle Cartridge
Learn about the .223 caliber, its history, specifications, and uses. Discover the differences between .223 and 5.56mm, and explore the various types of .223 ammunition.
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themagshack.com
https://themagshack.com/best-223-5-56-ammo/
Best .223/5.56 Ammo In 2025 For Every Occasion - The Mag Shack
Get the most from your AR-15 build with the right ammo. From training rounds to long-range precision, we break down the best picks for every purpose.
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powderandlead.net
https://powderandlead.net/223-remington/
The .223 Remington Cartridge: A Detailed Exploration
The .223 Remington is one of the most influential cartridges in modern firearms history. Revered for its versatility, precision, and adaptability, it has become a mainstay in both military and civilian applications.
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sportsmans.com
https://www.sportsmans.com/c/cat100003-hpf-223-rem…
223 Remington Rifles - Sportsman's Warehouse
223 Remington bolt, semi-auto and lever action rifles for small game, medium game, and predator hunting. Buy online, pick up in store at Sportsman's Warehouse.