How heavy is a 5 56 round
How much does a .223 round weigh? It is commercially loaded with 0.224-inch (5.7 mm) diameter jacketed bullets, with weights ranging from 35 to 85 grains (2.27 to 5.8 g), with the most common loading by far being 55 gr (3.6 g). How much do bullets weigh? Though each gun generally has a specific caliber bullet, the weight of the cartridges can vary. Bullet weights are measured in grains (gr), and a single grain is one 7,000th of a pound.