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It was similar to the reasoning behind the shortened cases used by Weatherby as DuPont's IMR 4350 was the slowest burning powder available then. 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 ...
The 6.5 mm (.264 caliber) has been extremely popular in Europe and especially in the Scandinavian countries and this trend continues today. [5] The 6.5×52mm Carcano, 6.5×53mmR (.256 Mannlicher), 6.5×54mm Mannlicher-Schönauer, 6.5×55mm Swedish Mauser, 6.5×58mmR Krag–Jørgensen and the 6.5×58mm Portuguese are among these cartridges of originally military European origin.
The pre-war headstamp has the 1- or 2-letter code for the brass supplier of the cartridge case at 6 o'clock, the 2-digit year the cartridge case was produced at 12 o'clock, the lot number of the propellant at 9 o'clock, and the 2-digit year the finished cartridge was assembled at 3 o'clock. The brass suppliers or cartridge manufacturers would ...
A year later and ahead of its time, the .264 Winchester Magnum was introduced along with the 26-inch barrel Winchester Model 70 "Westerner" rifle, which offered a very flat trajectory ideal for long range shots. The .264 Win Mag offered different bullet alternatives suitable for hunting mid sized big game as well as varmints.
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; Dia: Bullet diameter, in inches; BC: Ballistic coefficient, G1 model; L: Case length (mm)
New Jersey's ban on the AR-15 rifle is unconstitutional, but the state's cap on magazines over 10 rounds passes constitutional muster, a federal judge said Tuesday. U.S. District Judge Peter ...
The Colt 9mm SMG is a closed bolt, blowback operated SMG, rather than the conventional direct impingement gas operation of the standard 5.56×45mm M16 type rifle. [6] As a closed bolt weapon, the Colt SMG is inherently more accurate than open bolt weapons such as the Israeli UZI. [7] The overall aesthetics are identical to most M16 type rifles.
Parent case.300 Weatherby Magnum: Case type: Belted, bottleneck: Bullet diameter.264 in (6.7 mm) Shoulder diameter.4949 in (12.57 mm) Base diameter.512 in (13.0 mm) Rim diameter.5315 in (13.50 mm) Case length: 2.825 in (71.8 mm) Overall length: 3.600 in (91.4 mm) Case capacity: 98 gr H 2 O (6.4 cm 3) Rifling twist: 1-8" Primer type: Large rifle ...