How many nickels in a 5 gallon jug?

A 5-gallon jug can hold approximately 1,280 nickels. This estimate is based on the volume of a nickel, which is about 0.76 cubic centimeters, and the total volume of a 5-gallon jug, which is about 18,927 cubic centimeters. However, the actual number may vary depending on how the nickels are packed in the jug.