7.62x39mm
The AK47 fires a CARTRIDGE that is 39 mm long, with a 7.92 mm bullet (even though it is CALLED a 7.62 bullet, it is bigger). Typically the bullet is 123 grains in weight, which makes it about as fat as a 30-06 rifle bullet, but shorter. See the link at the bottom of this page:
7.62x39
The bullet used in the 7.62 x 38 CARTRIDGE can be of different weights. The standard bullet loaded for the SKS and AK47 is about 123 grains.
Although there are many variations, most AK47 shoot a ~30 caliber bullet (7.62mm).
The standard AK47 fires a 123 grain bullet at 2,400 feet per second. This produces 1,600 ft lbs of energy.
About 123 grains.
The ak74 is deffinetaly the better choice better rate of fire and better accuracy. However 1 bullet of the ak47 does more damage than 1 bullet of the ak74. So ak47 is mainly for hitpoints and ak 74 is better for fire rate and accuracy.
The AK-47 and AKM use the 7.62x39 cartridge.
it is 300-400 yards. AK74 is 500 yards
It depends on the bullet weights. The 9 mm (AKA 9x19 mm, 9 mm Luger, or 9 mm Parabellum) is faster than the .380 ACP (AKA 9 mm Kurz) except when you compare the lightest .380 bullets to the heaviest 9 mm bullets. If you compare the same bullet weights in each, the 9 mm is always faster.
11.5 mm bullet diameter
The diameter of the bullet casing, measured at 7.3 mm, is 7.3 millimeters.