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The .264 Winchester Magnum is a cartridge which was standardized by SAAMI, which published recommended specifications for the cartridge. SAAMI recommends a six groove barrel with a rate of twist of one revolution in 9 in (230 mm), a bore diameter of .256 in (6.5 mm) and a groove diameter of .264 in (6.7 mm) with each groove having a width of 0. ...
The .470 NE was originally designed by Lang's as a replacement for the .450 Nitro Express, after the .450 NE was banned in several British colonies including India in 1907 (its bullets could theoretically be removed from loaded rounds for use by natives in stolen .577/.450 Martini Henry rifles). [2]
The Savage Model 99 lever-action, Winchester Model 100 autoloader and Winchester Model 88 lever-action rifles were available in .284 Winchester, and Ruger produced a small run of Ruger M77 rifles in this caliber. Ultra Light Arms still builds Model 20 rifles in .284 Winchester. The basic case for the cartridge is the 7.5x55 Swiss cartridge ...
The .405 Winchester / 10.45x65mmR (.405 WCF) is a rimmed centerfire rifle cartridge introduced in 1904 for the Winchester 1895 lever-action rifle. [4] It remains to this day one of the most powerful rimmed cartridges designed specifically for lever-action rifles; the only modern lever action cartridges that exceed its performance are the .50 Alaskan, .450 Alaskan, .475 Turnbull, .348 Turnbull ...
The recommended optional twist rate is one revolution in 10 in (250 mm). Both SAAMI and Weatherby recommend a freebore of .378 in (9.6 mm). Early .257 Weatherby rifles has a twist rate of 1 revolution in 12 in (300 mm) but all current rifles are manufactured with a twist rate of 1 revolution in 10 in (250 mm).
The .243 Winchester Super Short Magnum or .243 WSSM is a rifle cartridge introduced in 2003. It uses a .300 WSM (Winchester Short Magnum) case shortened and necked down to accept a .243in/6mm diameter bullet, and is a high velocity round based on ballistics design philosophies that are intended to produce a high level of efficiency. [2]
Current production lever-action rifles include those by Marlin, Mossberg, Henry, and Winchester. Savage also produced a pump-action Model 170, both rifle and carbine, that was available in .30-30. In Europe, the .30-30 was occasionally used in a drilling, a three-barrelled firearm (one rifle barrel on top of two shotgun barrels). [40]
SAAMI lists the 338-06 A-Square in the Centerfire Rifle Cartridge and Chamber Drawing table dated June 3, 2012, and the 338-06 drawing was still available from SAAMI as of March 2018. [20] The 2015 comprehensive ANSI/SAAMI standard ANSI/SAAMI Z299.4 for centerfire rifle ammunition no longer includes the 338-06 A-Square cartridge.