As American as 45Auto, .223Rem (5.56×45) has been the standard round of the US military for over 55 years.
Developed for the original AR-15, .223 Remington has become one of the most popular sporting rounds with shooters and hunters in the United States.
This lightweight, high-velocity round lends itself to being chambered with various styles of rifles from bolt action to semi-auto and belt-fed.
|Ballistic Coefficient (G1)||0.225|
|Muzzle Veocity (FPS)||3261|
|Muzzle Energy (ft-lbs)||1299|
|Max Powder Pressure Bar (lb/inch2)||58015|
|Cartridge Max Length (in)||2.26|
|Cartridge Average Weight (Gr)||164|