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This article lists firearm cartridges which have a caliber in the 2.00 to 2.99 millimetres (0.079 to 0.118 in) range. All measurements are in mm (in). 2 mm cartridges
Introduced in 1950, it was the first commercial rimless.22 (5.56 mm) cartridge made in the United States. As such, it was an entirely new design, without a parent case . [ 2 ] The .222 Remington was a popular target cartridge from its introduction until the mid-1970s and still enjoys a reputation for accuracy.
ME: Muzzle energy, in foot-pounds; P: Momentum, in pound (force) (lbf) times seconds. [1] A guide to the recoil from the cartridge, and an indicator of bullet penetration potential. The .30-06 Springfield (at 2.064 lbf-s) is considered the upper limit for tolerable recoil for inexperienced rifle shooters. [2] Chg: Propellant charge, in grains
The .22 CB Cap (Conical Bullet Cap), also known as the 6mm Flobert, is a more powerful version of the .22 BB Cap rimfire metallic cartridge, which was invented by Louis-Nicolas Flobert in 1845. The .22 BB Cap and .22 CB Cap are interchangeable and are relatively quiet, low velocity cartridges, designed for indoor target shooting.
The nominal bore is 1.326 inches (33.7 mm), and projectiles generally weigh 8 ounces (227 grams; 3500 grains). The velocity is relatively low, at around 1,500 feet per second (460 m/s) at the muzzle, but develops approximately 17,500 ft⋅lbf (23,700 J) muzzle energy.
Manufacturing facilities were dispersed along the 2-mile (3.2 km) power canal to minimize damage during infrequent explosions. King's son-in-law Gershom Moore Peters began working at the powder mill in 1881 and became president of the powder company when King died in 1885. Peters formed the Peters Cartridge Company at Kings Mills in 1887.
The Mk 211 has about the same destructive power as a standard 20mm round against such targets and can penetrate 11 mm of RHA at 45° from a range of 1000 meters. [5] The slower-burning deflagration action results in a characteristic fragmentation pattern with large pieces dispersed in a 30-degree cone. [4]
The Swiss mini gun, produced in Switzerland by SwissMiniGun, is considered the world's smallest working revolver. It is 5.5 centimetres (2.2 in) long, 3.5 centimetres (1.4 in) tall, 1 centimetre (0.39 in) wide, and weighs 19.8 grams (0.70 oz). The ammunition is 2.34 mm rimfire, also produced by SwissMiniGun. There is a key ring holster that ...