Standardization. They standardise on certain rounds (among other things). That way, in the event of the breakout of war between NATO and Warsaw Pact forces (which never occurred), if, say, a German unit was low on ammunition, and needed resupply, they could be resupplied with Belgian, American, British, etc. ammo.
120 grain amunition
The M14 rifle is chambered for the 7.62x51mm NATO cartridge. The 7.62 round has a bullet diameter of 7.82 millimeters, and a case length of 51.18 millimeters.
ammunition
vagina
they are called " rounds "
Peaceful coexistance, good neibourhood, engagement in EU and Nato
NATO allies are the memeber states of the North Atlantic Treaty Organisation (such as Canada, France, Germany, Italy, the UK and the US). US Allies is a looser term that can apply to any states friendly to the US, whether or not they are in NATO.
To kill or threaten or use up amunition effectively.
this would depend on the type of amunition
7.62x54R
Yes, that includes ammunition.
No. Not a part of NATO. NATO-friendly, but not a member.