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The heaviest commercially loaded ammo available for the 7mm is 195 grains, [6] while the .30-06 Springfield can be loaded with bullets up to 220 grains, but for a .308 caliber to equal the flat trajectory and penetration of a .284 diameter 180-grain bullet with a muzzle velocity of 2,860 ft/sec (870 m/s), as offered for the 7mm Remington Magnum ...
The resulting case has significantly more capacity than any conventional belted magnum. Compared to the 7mm Remington Magnum, top 7mm RUM loads deliver 25% more energy at 300 yards. [citation needed] Such performance demands a price and in this case, that is a large muzzle blast, sharp recoil and short barrel life. [1]
- necked down to accept a 7mm bullet - Originated during experimentation with 7mm bullets in inexpensive, surplus 30-06 brass cases. [16] The commercial .280 Remington (or 7mm Express Remington ) is very similar, but uses the slightly longer 65 mm 30-03 case with the shoulder headspace extended slightly more than one millimeter (.05 inch) to ...
An overview of 7mm caliber cartridges, their history, and uses in firearms.
Belted. a.k.a. 300 H&H Super a.k.a. Holland's Super 30. [3].300 Remington Short Action Ultra Magnum: 2002 [8] US [8] 1 [12] R [10] 7.85×51.18mm [8] 3663 [10] 3761 [8] 2.054 69.0 [10] 0.308 [10] 0.730 [11] 51.18mm Beltless, rebated rim. Remington Short Action Ultra Magnum. .300 Remington Ultra Magnum: 1998 [8] US [8] 2 [7] [12] R [10] 7.85×72 ...
While it is true that a .280 Remington case can be formed from a .30-06 Springfield case, the case length of a .30-06 is 63.3 millimetres (2.494 in) while the case length of a .280 is 64.5 millimetres (2.540 in), the same as a .30-03 Springfield. However, resized cases often stretch making up the difference in length and "The slight difference ...
.30 Remington AR.30 TC.30-01.30-03 Springfield.30-06 JDJ.30-06 Springfield.303-06.30-30 Winchester.30-378 Weatherby Magnum.30-40 Krag.300 Precision Rifle Cartridge.300-221.300 AAC Blackout.300 H&H Magnum.300 Blaser Magnum.300 ICL Grizzly.300 Lapua Magnum.300 Norma Magnum.300 Remington Short Action Ultra Magnum.300 Remington Ultra Magnum.300 Rook
The .30-06 Springfield cartridge case can hold 68.2 grains and has a volume of 4.42 millilitres (0.270 in 3). The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions. [citation needed].30-06 Springfield maximum C.I.P. cartridge dimensions.