VERY unlikely- but a gun store can order it, or you can order it from A square IF you live in a state that does not prohibit on line ammo sales. It is a proprietary cartridge made by necking up .460 brass. You also will find few stores that carry .700 Nitro Express- for the same reasons.
Copper Plated Round Nose
Lead, Round Nosed
Can't be answered without knowing EXACTLY what type of 7.62 round yoou are referring to. Then will depend on if its just the ammunition, ammunition in a drum, ammunition in a 20 or 30 or 40 round magazine. ammunition in a cloth belt, metal belt, etc...
A round of ammunition for ANY firearm is one cartridge.
A .22 lr is an ammunition round commercially manufactured to particular specifications. A wildcat round is one which is produced according to someone's own design, but isn't in current production. Usually they will use a cartridge from a larger caliber, like the .308 win, neck down the top of it and insert a .243 sized bullet. That's how new types of ammunition are developed.
25 cents a round.
20-50 cents a round
That depends on the caliber of the round of ammunition.
It fires a 4.6x30mm cartridge.
C. A round lead ball.
A round is one shot, or cartridge. The term 'round', for the projectile fired from a gun, comes from the days of the musket when the ammunition was round. The projectiles are no longer roung but the name stuck.
The m1a1 carbine is manufactered by Inland which is a division of General Motors. It is equipped with a 15-round magazine and takes .30 caliber ammunition.