3"/50 caliber naval gun

The  is a naval gun used by the United States Navy and the United States Coast Guard from 1890 to the 1990s. It first appeared in Call of Duty: WWII.

Campaign
The naval gun is barely seen in the cutscenes of the level "D-Day". It is mounted on an unknown battleship, persumably the USS Texas as Omaha Beach is the landing location.

Multiplayer
Multiple 3"/50 calber guns are present on the multiplayer map "USS Texas". The guns are surrounded by steel plates that block the player's movement.