What military rifles use 7.62x51 ammo?
Also known as 7.62 NATO, this was the standard full powered
rifle caliber for all NATO nations. Rifles included the M14, the
British L1A1, the Belgian FN FAL, and even India had a bolt action
version of the Enfield in that caliber. It is also used in the M60
machinegun, various sniper rifles, etc.