Original U.S. WWI Navy Inert 3-Inch 50-Caliber Round & Casing - Dated 1917 Category_Night Sights Maryland on August 3

Maryland on August 3

one in Silver grade and one in Bronze

The black matte core paint on the iron center is in excellent condition on both sides

issued during the Civil War

Cartridge Type: Can and Ball

Original U.S. WWI Navy Inert 3-Inch 50-Caliber Round & Casing - Dated 1917 Category_Night Sights Maryland on August 3Original Item. Only One Available. The 3 inch 50 caliber gun (spoken "three inch fifty caliber") in United States naval gun terminology indicates the gun fired a projectile 3 inches (76 mm) in diameter, and the barrel was 50 calibers long (barrel length is 3 in 50 = 150 in or 3. 8 m). Different guns (identified by Mark numbers) of this caliber were used by the U. S. Navy and U. S. Coast Guard from 1900 through to 1990 on a variety of combatant and