.242 Rimless Nitro Express

UK centerfire rifle cartridge .242 Rimless Nitro Express United Kingdom Rifle Kynoch 1923 1923–present Rimless, bottleneck .253 .281 .405 .465 .465 2.38 3.2 .217/54 100 2800 1740 Cartridges of the World.Barnes The .242 Rimless Nitro Express, also known as the .242 Vickers and initially called the .242 Manton, was a rimless bottleneck centerfire rifle cartridge developed by Kynoch for J. Manton & Co of Calcutta and introduced in 1923.Barnes IWM The .242 Rimless is very similar to the .243 Winchester in performance, although the cartridge is significantly longer. It fired a 100 gr projectile at 2800 fps.Barnes IWM +.242 Vickers Performance Comparison Cartridge Bullet weight Muzzle velocity Muzzle energy .242 Rimless Nitro Express 100 gr g on 2800 ft/s m/s on 1740 ft·lbf J on .240 Apex 100 gr g on 2900 ft/s m/s on 1865 ft·lbf J on .240 Weatherby Magnum 100 gr g on 3406 ft/s m/s on 2576 ft·lbf J on .243 Winchester 100 gr g on 2960 ft/s m/s on 1945 ft·lbf J on .243 Winchester Super Short Magnum 100 gr g on 3110 ft/s m/s on 2147 ft·lbf J on .244 H&H Magnum 100 gr g on 3500 ft/s m/s on 2720 ft·lbf J on .246 Purdey 100 gr g on 2950 ft/s m/s on 1930 ft·lbf J on 6 mm Lee Navy 100 gr g on 2680 ft/s m/s on 1595 ft·lbf J on 6 mm Remington 100 gr g on 3100 ft/s m/s on 2133 ft·lbf J on See also Nitro Express List of rifle cartridges 6mm rifle cartridges References Barnes Frank C. Frank Barnes (gunsmith) 2000 M.L. McPherson Cartridges of the World 9th Iola, WI Krause Publications 351 978-0-87341-909-3 https://www.iwm.org.uk/collections/item/object/30027351 Kynoch: .242 Vickers Rimless Nitro Express 2020 Imperial War Museums 5 August 2020 External links ".242 Rimless Nitro Express (Vickers)", cartridgecollector.net, retrieved 12 February 2017. Category:Pistol and rifle cartridges Category:British firearm cartridges