.223
.223 inches.
In terms of power, or diameter? A .22 has a bullet diameter of .223 inches, the same as the .223 Remington and 5.56 military cartridge. The .222 Remington actually has a bullet diameter of .224 inches.
.223 inches in diameter, typically 45 to 55 grains for the .223 Remington, and 80 grains for the .223 Wylde.
Caliber refers to the diameter of a bullet (bullet is the part of a cartridge that is fired out of the gun). A .223 caliber bullet is .223 inches across. It is normally used as a rifle cartridge. a .45 caliber bullet is more than twice as wide as a .223, and is usually used in pistols. The .223 is lighter- it weighs about 1/4 of a .45 bullet, and they are different shapes- .223 is usually pointed, the .45 is rounded.
.223 inches for the .22LR, .224 inches for the .22 WMR.
"Boattail" refers to a bullet that the rear is not flat, but has a taper similar to the stern of a boat. Such bullets have a better "ballistic coefficient" than bullets with square backs- less drag due to better streamlining. 223 refers to the bullet diameter- or .223 inches.
either .223 or .224. Have the barrel slugged.
By weight, expressed in grains and by diameter expressed in thousandths of an inch (called caliber, ie .223) or in millimeters (5.56)
Any firearm chambered for .223 or 5.56mm
Only .223 ammo. There are different bullet weights.
No. Not even close.