The 30 Cal is also known as 7.62MM and M19A1.
Our 30 Cal Military Grade Ammo Cans feature a hinged lid with a tension clamp-down, a rubber seal on the lid and a carrying handle. Even though they may or may not say 30 Cal on the side of the can, they are indeed, empty 30 Cal ammo cans.. 30 cal ammo cans are used, but still in good condition. Each . 30 cal ammo can is approximately 11 inches long x 3½ inches wide x 7½ inches high and weighs about 4 pounds, 8 ounces when empty.