Popular ammunition for the 5.56 NATO feature bullet weights ranging from 50- to- 70-grains. With both cartridges appealing to a wide range of shooting enthusiasts, the variety of bullet weight and ...

The Wylde slightly altered the chamber dimensions to accommodate the pressures created by both 5.56 NATO and .223 Rem. ammunition. Also, despite the warnings, many shooters freely shoot 5.56 NATO ...

On the other hand, it’s considered unsafe to shoot 5.56 NATO ammunition in a 223 Remington rifle. You see, the 5.56 NATO cartridge will produce about 62,000 psi in a 5.56 NATO chamber, ...

Though it’s not advisable to shoot 5.56 NATO ammo in a rifle chambered for the .223 Remington, it’s perfectly safe to shoot .223 Remington ammunition in a 5.56 NATO rifle.

Almost every reputable U.S. manufacturer of ammunition offers some form of 5.56 NATO ammo; the same cannot be said for the Russian 5.45x39 mm, so you’ll be hard-pressed to keep an AK-74 properly ...

Inventories vanished and prices rose on 5.56 NATO cartridges after a social media post went viral this month, claiming 30 percent of the civilian supply was about to vanish.

Scott Pelley at CBS News declared that "the AR-15's high velocity ammo is the fear of ... they most commonly fire the .223 Remington and 5.56 NATO ... .223/5.56 bullets generally penetrate less ...

Ammunition is also readily available in a wide range of bullet weights and configurations but is nearly twice the price of 5.56 NATO ammunition. If you intend to primarily shoot at the range or use a ...