What is a 16 inch 45 caliber gun?
The 16″/45 caliber Mark 6 gun is a naval gun designed in 1936 by the United States Navy for their Treaty battleships. It was introduced in 1941 aboard their North Carolina-class battleships, replacing the originally intended 14″/50 caliber Mark B guns and was also used for the follow-up South Dakota class.
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What caliber is 45 ACP?
| .45 ACP | |
|---|---|
| Specifications | |
| Case type | Rimless, straight |
| Bullet diameter | .452 in (11.5 mm) |
| Land diameter | .442 in (11.2 mm) |
Why is it called 45 caliber?
In the United States it is expressed in hundredths of an inch; in the United Kingdom in thousandths; and elsewhere in millimeters. For example, a “45 caliber” firearm has a barrel diameter of roughly 0.45 inches (11 mm). Barrel diameters can also be expressed using metric dimensions.
How many bullets are in a 45 caliber?
With standard (not extended) single-stack magazines, pistols chambered in . 45 ACP usually hold 8 rounds or less (exceptions to this include the . 45 ACP version of the Smith & Wesson SW99 and the Springfield XD(m) 3.8″ . 45ACP Compact, respectively, which both hold 9).
Why is it called 16 inch gun?
The new lightweight 16-in/50 Mark 7 was designed to resolve this conflict. These guns were 50 calibers long—or 50 times their 16-inch (406 mm) bore diameter, which makes the barrels 66.7 ft (20.3 m) long, from chamber to muzzle.
What is the biggest naval gun?
Japanese 18.1 inch 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 caliber are battleship guns?
The 16″/50 caliber Mark 7 – United States Naval Gun is the main armament of the Iowa-class battleships and was the planned main armament of the cancelled Montana-class battleship.