5.56mm round (Fallout 4)

The 5.56mm round is a type of ammunition $$

Gameplay
5.56mm rifle cartridges that use 55 grain, boat tail hollow-point bullets and are manufactured by Circle G ammunition. Prior to the Great War, these were sold in boxes of 20 cartridges.

Weapons using this ammunition

 * Assault rifle
 * December's Child
 * CR-74L (after conversion)

Locations

 * Three individual rounds can be found on a metal shelf inside the unmarked bunker south of Recon bunker Theta.
 * Emplaced turrets will use this as ammunition, and can be retrieved if they are destroyed.
 * Can be found in ammunition boxes around the wasteland.
 * Sold by various vendors around the Commonwealth.
 * Eleanor sells a large quantity of 5.56mm rounds. She can be found near her trailer home just northwest of Fairline Hill Estates.
 * Can be sold by a vendor in an unmarked structure just north of the coastal cottage.