There have been a number of 12" guns with 50 caliber length:
- 12"/50 caliber Mark 7 gun US Naval gun 1910
- 12"/50 caliber Mark 8 gun US Naval gun 1939
- 12"/50 (30.5 cm) Bethlehem naval gun US Naval gun 1910, used only in the Argentinian Rivadavia-class battleships
- BL 12 inch Mk XI - XII naval gun British Naval gun
- 30.5 cm SK L/50 gun German Naval gun
- Obukhovskii 12"/52 Pattern 1907 gun Russian Naval and Rail gun
This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article
The original article can be found at 12"/50 caliber gun and the edit history here.