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2. 16-inch/50-caliber Mark 7 gun - Wikipedia

   en.wikipedia.org/wiki/16-inch/50-caliber_Mark_7_gun

   [5] Complementing the 16-in/50 caliber Mark 7 gun was a fire control computer, the Ford Instrument Company Mark 8 Range Keeper. This analog computer was used to direct the fire from the battleship's big guns, taking into account factors including the speed of the targeted ship, the projectile's travel time, and air resistance.

3. Ship gun fire-control system - Wikipedia

   en.wikipedia.org/wiki/Ship_gun_fire-control_system

   The Mark 37 director aboard USS Joseph P. Kennedy, Jr. is protected with one-half inch (13 mm) of armor plate and weighs 16 tons. 5-inch (127 mm) gun on the Fletcher-class destroyer USS David W. Taylor. Stabilizing signals from the Stable Element kept the optical sight telescopes, rangefinder, and radar antenna free from the effects of deck tilt.

4. Armament of the Iowa-class battleship - Wikipedia

   en.wikipedia.org/wiki/Armament_of_the_Iowa-class...

   The amount of gun elevation needed to project a 5-inch (127 mm) shell 9 nmi (17 km) is different than the elevation needed to project a 16-inch shell the same distance. The ballistics calculations in these mechanical analog computers were performed by mechanisms like differential gears, levers, and small rods riding on the surface of three ...

5. 16-inch/45-caliber Mark 6 gun - Wikipedia

   en.wikipedia.org/wiki/16-inch/45-caliber_Mark_6_gun

   The U.S. Navy had the 16"/50-caliber Mark 2 guns left over from the canceled Lexington-class battlecruisers and South Dakota-class battleships of the early 1920s. However it was already apparent that the Mark 2 was too heavy to arm the North Carolina and new South Dakota (1939) battleship classes which had to adhere to the 35,000 ton standard displacement set by the Second London Naval Treaty.

6. 16-inch/45-caliber gun - Wikipedia

   en.wikipedia.org/wiki/16-inch/45-caliber_gun

   The 16-inch gun was a built-up gun constructed in a length of 45 calibers. The Mark 1 had an A tube, jacket, liner, and seven hoops , four locking rings and a screw-box liner. When the gun was designed in August 1913 it was referred to as the "Type Gun (45 Cal.)" as an effort to conceal the gun's true size of 16 inches.

7. Iowa-class battleship - Wikipedia

   en.wikipedia.org/wiki/Iowa-class_battleship

   The primary guns used on these battleships are the nine 16-inch (406 mm)/50-caliber Mark 7 naval guns, a compromise design developed to fit inside the barbettes. These guns fire high explosive- and armor-piercing shells and can fire a 16-inch shell approximately 23.4 nautical miles (43.3 km; 26.9 mi).

8. BL 16-inch Mk I naval gun - Wikipedia

   en.wikipedia.org/wiki/BL_16-inch_Mk_I_naval_gun

   An improved weapon, the BL 16-inch Mark II was designed for the Lion-class battleship which was a successor to the King George V class taking advantage of the larger weapon allowed under the London Naval Treaty from March 1938. This "new design" of 16-inch gun fired a shell that weighed 2,375 pounds (1,077 kg).

9. USS West Virginia (BB-48) - Wikipedia

   en.wikipedia.org/wiki/USS_West_Virginia_(BB-48)

   The ship's propulsion system was rated at 28,900 shaft horsepower (21,600 kW) for a top speed of 21 knots (39 km/h; 24 mph), though on speed trials she reached 31,268 shp (23,317 kW) and a speed of 21.09 kn (39.06 km/h; 24.27 mph). She had a normal cruising range of 8,000 nmi (15,000 km; 9,200 mi) at 10 kn (19 km/h; 12 mph), but additional fuel ...