What is the largest caliber naval gun in the Navy today?

The BL 18-inch Mk I naval gun was a breech-loading naval rifle used by the Royal Navy during World War I. It was the largest and heaviest gun ever used by the British….BL 18-inch Mk I naval gun.

BL 18-Inch Mk1
Barrel length	60 feet (18.3 m)L/39
Shell weight	3,320 pounds (1,510 kg)
Caliber	18 inches (457 mm)
Breech	Welin breech block

What size are naval guns?

List of naval guns by caliber

Diameter (mm)	Weapon name
76.2 mm (3.00 in)	76.2 mm (3.00 in) mm/60 (3″) AK-176 Single
76.2 mm (3.00 in)	QF 12 pounder 12 cwt naval gun Mk I, Mk II, Mk V
76.2 mm (3.00 in)	QF 12 pounder 18 cwt naval gun
76.2 mm (3.00 in)	QF 14 pounder Maxim-Nordenfelt naval gun

What was the largest naval gun?

Type 94 naval gun The Japanese 18.1 inch naval gun was the largest gun ever to see combat at sea, being mounted on the Japanese Yamato-class battleships. The guns could fire a 1.5 ton shell over 26 miles and when mounted in their turrets, the entire piece weighed as much as a conventional destroyer of the time.

What is the caliber of a naval gun?

The bore to barrel length ratio is called caliber in naval gunnery, but is called length in army artillery. Before World War II, the US Navy used 5″/51 caliber (5″ L/51) as surface-to-surface guns and 5″/25 caliber (5″ L/25) as surface to air guns.

How far can a 16 inch naval gun fire?

BL 16-inch Mk I naval gun

Ordnance BL 16 inch Mark I
Rate of fire	1.5 rounds per minute as fitted
Muzzle velocity	2,586 feet/second (788 m/s)
Effective firing range	35,000 yards (32,000 m) at 32° elevation
Maximum firing range	39,780 yards (36,375 m)

How far can a naval gun shoot?

They fired projectiles weighing from 1,900 to 2,700 lb (860 to 1,220 kg) at a maximum speed of 2,690 feet per second (820 m/s) with a range of up to 24 mi (39 km).