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5.56mm round (Fallout 4)

FO76 publicteam xpd.pngFor an overview of the topic, see 5.56mm round.

The 5.56mm round is a type of ammunition in Fallout 4.


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.


Lead (2)
Build/Scrapped at:

Weapons using this ammunition


  • 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.


The box for this ammunition states that 5.56mm rounds are loaded with hollow point bullets but the ammunition model depicts a spitzer bullet.