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The 7.65×20mm Long (also known as 7.65mm French Long/Longue, 7.65mm MAS, 7.65×20mm, 7.65L, and .30-18 Auto for use in the Pedersen Device) was a straight, rimless cartridge used in the French Modèle 1935 pistol, as well as the MAS-38 submachine gun and the ETVS submachine gun.
The 7.92×33mm Kurz has a 2.22 ml (34.3 grain H 2 O) cartridge case capacity.. 7.92×33mm Kurz maximum C.I.P. cartridge dimensions.All sizes in millimeters (mm). Americans define the shoulder angle at alpha/2 ≈ 17.5 degrees. The common rifling twist rate for this cartridge is 240 mm (1 in 9.45 in), four grooves, Ø lands = 7.89 millimetres (0.311 in), Ø grooves = 8.20 millimetres (0.323 in ...
An overview of 7mm caliber cartridges, their history, and uses in firearms.
The previous generation of the military calibres used in Europe at the time were 10 to 14 mm (and black powder) as opposed to 7.5 mm of the Schmidt–Rubin ammunition, but the transition was underway in late 1880s (e. g., 8×50mmR Lebel was adopted in 1886 and 7.65×53mm Mauser in 1889). It was one of the first with 7.5 mm copper-jacketed ...
The 7×33mm Sako cartridge was created in Finland in 1942 as a small game cartridge for animals such as the Capercaillie and Black Grouse.It is based on a 9×19mm Parabellum case that has been lengthened and necked down to accept a 7.21 mm (0.284 in) bullet. [1]
From a four-inch (102 mm) barrel, it launched the standard GI ball projectile at 1,277 ft/s (389 m/s), producing an average group of 4.18 inches (106 mm) at 25 yards (23 m); the military decided not to adopt the revolver.
The 7.7×58mm Arisaka cartridge was the standard military cartridge for the Imperial Japanese Army and the Imperial Japanese Army Air Service during World War II. The 7.7×58mm cartridge was designed as the successor of the 6.5×50mmSR cartridge for rifles and machine guns but was never able to fully replace it by the end of the war.
The 7mm BR was designed by merely necking up the pre-existing 6mm BR Remington to accept a .28 caliber (7 mm) bullet. The cartridge is capable of developing 2,200 ft/s (670 m/s) with a 139 gr (9.0 g) bullet or 2,100 ft/s (640 m/s) with a 154 gr (10.0 g) bullet in a 15 in (380 mm) barrel.