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A magnum cartridge is a firearm cartridge with a larger case size than, or derived from, a similar cartridge of the same projectile caliber and case shoulder shape. [clarification needed] The term derives from the .357 Magnum, the original revolver cartridge with this designation.
H335 was surplus Olin WC844 [11] for full-charge loads in the .223 Remington and .308 Winchester. [14] H380 was Olin WC852 [11] for full-charge loads in the .30-06 Springfield. [14] H414 was introduced in 1967 [1] for full-charge loads in the .270 Winchester and .30-06 Springfield [14] H450 was for large capacity and magnum rifle cartridges. [14]
Due to the gaining popularity of the 7mm Rem Mag, in 1963 Winchester launches the last member of the Winchester Magnum family of cartridges; the .300 Winchester Magnum; a standard length action belted magnum driving a 180 grain bullet at 3000 fps and a 150 grain bullet at a muzzle velocity of 3300 fps. The cartridge took off slowly but managed ...
Winchester offered factory loaded .256 Magnum ammunition (and brass to reloaders) into the beginning of the 1990s. Winchester .256 factory loads used a 60 grain Open Point Expanding bullet at a MV of 2760 fps and ME of 1015 ft. lbs. from a 24-inch rifle barrel. That is about 500 fps faster than Winchester factory loads for the old .25-20 cartridge.
WMA Winchester Military Ammunition (Winchester Arms Co.) WRA Winchester Repeating Arms Company (a division of Western Cartridge Company) – New Haven, Connecticut. Manufactured .30-'06 Springfield and .303 British ammunition during World Wars I and II and .30 Carbine and .45 ACP ammunition during World War II.
Winchester was a leading designer of rifle ammunition throughout its existence and has been responsible for some of the most successful cartridges ever introduced, including the .44-40 WCF (Winchester Center Fire), the .30 WCF (.30-30), the .50 BMG, the .270 Winchester, the .308 Winchester, the .243 Winchester, the .22 WMR (.22 Magnum), the ...
Target sizes of the chicken, pig, turkey, and ram targets, scaled to their angular sizes as they would appear if placed at the correct distances from the shooter during the fullbore rifle event with target heights of approximately 4-5 MOA (1.2-1.5 mrad). In the fullbore handgun event target the angular target heights are approximately three to ...
This consists of taking the parent case, or a partially cold formed case, loading it with a light bullet and light load of powder, and firing it in the firearm it will be used in. Another technique uses a charge of fast-burning powder topped with a case full of Cream of Wheat and a wad, to form a special blank cartridge that will expand the ...