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Mod 11 was a Mod 7 that had the chamber lengthened, adding 235 cu in (3,851 cm 3), and a 3½° breech band seating slope and used Breech Mechanism Mark 12. Mod 12 used a Mod 10 and lengthened the chamber and added a 3½° breech band seating slope with Mod 13 being similar but of a Mod 8, Mod 14 used a Mod 9, Mod 15 used a Mod 7, Mod 16 used a ...
The lightweight 16-in/50 Mark 7 was designed to resolve this conflict. These guns were 50 calibers long, 50 times their 16-inch (406 mm) bore diameter with barrels 66.7 ft (20.3 m) long, from chamber to muzzle. Each gun weighed about 239,000 lb (108 t) without the breech, and 267,900 lb (121.5 t) with the breech. [1]
Torpedo Data Computer. U.S. Navy Mk III Torpedo Data Computer, the standard US Navy torpedo fire control computer during World War II. Later in World War II (1943), it was replaced by the TDC Mk IV, which was an improved and larger version. The Torpedo Data Computer (TDC) was an early electromechanical analog computer used for torpedo fire ...
The Mark 1, and later the Mark 1A, Fire Control Computer was a component of the Mark 37 Gun Fire Control System deployed by the United States Navy during World War II and up to 1991 and possibly later. It was originally developed by Hannibal C. Ford of the Ford Instrument Company [1] and William Newell. It was used on a variety of ships ...
While the Mod 0 weighs 7.5 kg (16.5 lb), the Mod 2 weighs 5.9 kg (13 lb) with the MBS attached, and 3.9 kg (8.5 lb) with the MBS detached. Other improvements include increased pad size on the forward grip and foldable backup iron sights. [12] The Mod 2 systems were expected to replace the existing inventory by October 2020. [13] [14] [15]
The Mk 7 Mod 4 bomb dispenser differs from the Mk 7 Mod 3 by modifying the dispenser and giving interface capabilities with a wider range of military aircraft. The Mk 7 Mod 6 bomb dispenser is the same as the Mk 7 Mod 3 except that the outside of the Mod 6 cargo section is coated with a thermal protective coating and has an additional yellow ...
Modern U.S. Navy aircraft carriers have the Mark 7 Mod 3 arresting gear installed, which have the capability of recovering a 50,000-pound (23 t) aircraft at an engaging speed of 130 knots (240 km/h; 150 mph) in a distance of 344 feet (105 m) in two seconds.
The Mod 2 were Mod 0s with a hoop added to the chase along with a cylindrical liner made from nickel-steel. With these changes the original muzzle velocity was used. [1] [2] The Mark 8 was similar to the Mark 6 Mod 1 but was constructed entirely out of nickel steel. The Mod 1 had a slightly smaller diameter chamber, but the same volume.