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BL 14 inch / 45 mk VII naval gun, Royal Navy gun from the 1930s.303 round Mk VII (1910): standard British Empire rifle and machine-gun cartridge in World Wars I and II. Tank, Light Mk VII also known as the Tetrarch tank; British light tank designed in 1938; 16"/50 caliber Mark 7 gun, an American naval gun used aboard Iowa-class battleships
The Armstrong gun retained a larger number of smaller coils, [12] which was more expensive to make. On pictures these coils show as humps as the gun gets smaller while it protrudes to the front. The Rijksmuseum model of the RML 7-inch Armstrong Gun shows 5 coils. The picture of the RML 7-inch gun (Woolwich) Mark I shows 1 more. [11]
The HK 940, a hunting rifle long action variant of the Heckler & Koch SL7, designed for using cartridges exceeding the 7.62×51mm NATO/.308 Winchester 2.8 in (71.12 mm) overall length like the .30-06 Springfield or 7×64mm and lacked the wooden handguard of the SL7 and was equipped with a longer barrel with integral flash hider/compensator ...
A schematic of the P7's gas-delayed blowback system.. The P7 is a semi-automatic blowback-operated firearm. It features a unique gas-delayed blowback system modeled on the Swiss Pistole 47 W+F (Waffenfabrik Bern) prototype pistol [6] (and ultimately on the Barnitzke system first used in the Volkssturmgewehr 1-5), [7] which used gas pressures from the ignited cartridge and fed them through a ...
The 4.6×30mm ammunition is exclusive to the gun and offers low recoil. [8] This ammunition is unique among submachine guns in that the bullet is made almost entirely of a hardened steel penetrator instead of softer copper or lead. The MP7 has a cyclic rate of fire of around 950 rounds per minute [5] (which is around 15.8 rounds per second).
The Armstrong RBL 7-inch gun, also known as the 110-pounder, [4] was a heavy caliber Armstrong gun, an early type of rifled breechloader. William Armstrong 's innovative combination of a rifled built-up gun with breechloading had proven suitable for small cannon.
Development began in 1864 to replace the RBL 6-pounder 2.5-inch (64 mm) gun of 3 long hundredweight (340 lb; 150 kg), which had proved too heavy for a mountain gun. . Several Mks of 7-pounder RML of 2 long hundredweight (220 lb; 100 kg) were tried in 1865 by boring out and rifling old SBML bronze guns, but were still too
Transportation personnel at Naval Support Facility Dahlgren prepare to off-load a World War I-era 7-inch gun on a tracked mount, the first gun originally test-fired to mark the establishment of Dahlgren as a naval proving ground on Oct. 16, 1918. The 7-inch, 45 caliber gun will be restored by the Naval Surface Warfare Center Dahlgren Division.