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From the BL Mark I gun of 1916 the 4.7-inch (120 mm) calibre was the mid-calibre weapon of the Royal Navy, used particularly on destroyers. Apart from some ships armed with QF 4-inch Mk V guns due to shortages, it remained the standard weapon for destroyers up to the W-class destroyers of 1943. Its usefulness as an anti-aircraft weapon had been ...
4.7-inch gun M1920 on carriage M1920 [2] with 65-degree maximal elevation (the carriage was also designed to be used with 155-mm howitzer) weighing 13,000 pounds (5,900 kg). [5] 4.7-inch gun M1922E on carriage M1921E [2] of a similar design and same ballistics, but with 45-degree maximal elevation and lighter, just 10,600 pounds (4,800 kg).
A new type of 4.5 inch gun with a longer 55-calibre barrel, it was designed in the 1960s for the Royal Navy's new classes of frigates and destroyers.The weapon, built by Vickers Ltd Armament Division, was developed by the Royal Armament Research and Development Establishment using the Ordnance, QF 105 mm L13 of the Abbot self-propelled gun as a starting point (it used electrical primers).
The BL 4.5 inch medium gun was a British gun used by field artillery in the Second World War for counter-battery fire. Developed as a replacement for the BL 60-pounder gun it used the same carriage as the BL 5.5-inch medium gun but fired a lighter round further. It had nothing in common with the QF 4.5 inch Howitzer or the QF 4.5 inch AA gun.
Match, Magnum, Hunter, Ball, Hollow Point, Pointed. .177 caliber or 4.5 mm caliber is the smallest diameter of pellets and BB shots widely used in air guns, and is the only caliber generally accepted for formal target competition. It is also sometimes used for hunting small game, like fowl. It is also used in field target competitions, where it ...
4.5 inch (114 mm) gun. 4.5 inch gun may refer to: QF 4.5-inch howitzer, a British Army weapon of the World War I era. QF 4.5-inch Mk I – V naval gun, a British family of naval guns, actually of 4.45 inches (113 mm) calibre, in service 1938 through 2013. 4.5-inch Mark 8 naval gun, a British naval gun in service 1972 through at least 2018.
L to R: 7.62×51 NATO, 5.56×45 NATO, 4.5×26MKR. Prototypes only. 4.63 mm, 22 mm long, cold-rolled copper, boat-tail spitzer. The 4.5mm MKR, also known as the 4.5mm Interdynamic or 4.5mm Kjellgren, was a Swedish prototype rimfire cartridge developed for the prototype Interdynamics MKR bullpup assault rifle and carbine.
QF 4.5-inch naval gun, the Royal Navy's medium-calibre dual-purpose gun; 5"/38 caliber gun, the main US Navy dual-purpose gun during World War II; Canon de 138 mm Modèle 1929, French naval gun of similar size; 135 mm /45 Italian naval gun, Italian naval gun of similar size