AK

AK denotes a weapon related to the Kalashnikov family of rifles, and can refer to one of these 4 weapons featured in the Call of Duty series:


 * AK-47 - An assault rifle featured in the Modern Warfare series, Call of Duty: Black Ops and in Call of Duty: Black Ops II.
 * AK-74u - A submachine gun featured in the Call of Duty 4: Modern Warfare, Call of Duty: Modern Warfare 3, Call of Duty: Black Ops and in Call of Duty: Black Ops II.
 * AK-74 - An assault rifle featured in Call of Duty: Modern Warfare: Mobilized and Call of Duty: Modern Warfare 3: Defiance.
 * AK-12 - An assault rifle featured in Call of Duty: Ghosts.