The .338 Remington Ultra Magnum is a .338 caliber
rifle
A rifle is a long-barreled firearm designed for accurate shooting, with a barrel that has a helical pattern of grooves (rifling) cut into the bore wall. In keeping with their focus on accuracy, rifles are typically designed to be held with b ...
cartridge introduced by
Remington Arms
Remington Arms Company, LLC was an American manufacturer of firearms and ammunition, now broken into two companies, each bearing the Remington name. The firearms manufacturer is ''Remington Arms''. The ammunition business is called ''Remington ...
in 2002.
Design
It is a beltless, rebated rim cartridge based on the
.300 Remington Ultra Magnum case shortened .090" and necked-up to accept a 0.338-inch (.338 caliber) bullet. The .338 Remington Ultra Magnum has a similar case capacity as the
.338 Lapua Magnum and somewhat lower than that of the
.338-378 Weatherby Magnum. It is one of the most powerful .338-caliber rounds in production.
Because this cartridge already operates at very high pressures (65,000 PSI),
handloaders cannot realize significant velocity improvements over factory ammunition as many handloaders have done over the years with more conventional, lower pressure rounds. However, they can still tune their own loads for best precision in their specific rifles, as with any other cartridge.
See also
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List of rifle cartridges
List of rifle cartridges, by primer type, calibre and name.
File:Cartridge Sample 2.jpg, 350px, From left to right: 1 .17 HM2,2 .17 HMR, 2.5 .17 wsm, 3 .22LR, 4 .22 WMR, 5 .17/23 SMc, 6 5mm/35 SMc, 7 .22 Hornet, 8 .223 Remington, 9 .223 ...
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Table of handgun and rifle cartridges
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.338 Edge
References
External links
.338 Remington Ultra Magnum reloading data at accuratepowder.com BROKEN.338 Remington Ultra Magnum case diagram
Pistol and rifle cartridges
Magnum rifle cartridges
Remington Ultra Magnum rifle cartridges
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