US MILITARY MOST POWERFUL GUN - 16 inch Cannon Breech SUNK AT PEARL HARBOR DEC 7th 1941 #military
This video details the operation of a 16-inch cannon breech, likely from a US battleship sunk at Pearl Harbor. It highlights the manual unlocking and opening sequence, revealing the complex interrupted screw thread mechanism used for sealing the chamber. The precision engineering and massive scale of this naval artillery are emphasized, showcasing its historical significance in WWII naval warfare.









