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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]
The .223 Remington (designated 223 Remington by SAAMI [4] and 223 Rem. by the C.I.P., [5] pronounced "two-twenty three") is a rimless, bottlenecked, centerfire intermediate cartridge. It was developed in 1957 by Remington Arms and Fairchild Industries for the U.S. Continental Army Command of the United States Army as part of a project to create ...
Same cartridge as .244 Remington and interchangeable. Rifles marked .244 Remington may not stabilize heaviest 6mm Remington bullets. [3] 6mm BR Norma: 1996 [14] Sweden 3 [15] [16] R 6x39.6mm 2789 [15] 0.243 0.517 [15] 39.6mm Norma's redesigned of the Remington 6mm BR in order to utilize VLD bullets. 6mm XC: 2000 US 4 [17] [18] R 6×48mm 3018 ...
The rifle must be chambered for either the unmodified .308 Winchester/ 7.62×51mm or .223 Remington/ 5.56×45mm cartridge cases. Bullet weight for .308 Win must be less than 156 grains (10 grams) (typically 155 grain bullets are used), and less than 91 grains (5.8 grams) for .223 Rem (typically 80 or 90 grain bullets are used).
Hodgdon distributed spherical powders HS-5 and HS-6 for shotguns and H110, H335, H380, H414, and H450 for rifles. [ 10 ] DuPont added IMR 4895 to their retail distribution line in 1962, and added IMR 4831 in 1973 when supplies of surplus H4831 were exhausted. [ 11 ]
The major dimensional difference between the chambers that fire the .223 Remington and the 5.56×45mm NATO is the longer and larger-diameter "freebore" [3] in the 5.56 chamber (0.0566 in (1.44 mm) vs 0.0250 in (0.64 mm) length, 0.2265 in (5.75 mm) vs 0.2240 in (5.69 mm) diameter). Freebore is a short and smooth section of the barrel that is ...
This is also true for rifles such as Ruger's Mini-14 and most bolt-action rifles chambered for the .223 Remington cartridge. [1] The 6×45mm cartridge provides better down range performance than the .223 Remington or the 5.56 NATO cartridges. The cartridge is currently offered by Les Baer in an AR rifle.
Intended as a varmint rifle cartridge, the .204 was based on the .222 Remington Magnum, which is slightly longer than the .223 Remington and offers about 5% more case capacity. Designed to have a very long point blank range , the factory loading offers impressive ballistics, placing a 32gr Hornady V-Max bullet 1.96 inches high at 150 yards (140 ...