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The .338 Lapua Magnum cartridge was developed as a joint venture between the Finnish rifle manufacturer SAKO and the British rifle manufacturer Accuracy International, along with the Finnish ammunition manufacturer Lapua, or more officially Nammo Lapua Oy, which since 1998 is part of the Nordic Ammunition Group (Nammo).
The PGM 338, also known as the PGM .338 LM (LM - Lapua Magnum) or PGM Mini-Hecate .338, is French sniper rifle from the early 1990s (being produced since 1993). [1] It uses the .338 Lapua Magnum (8.6×70mm) cartridge, which remains supersonic up to a range of 1200–1500 m depending on the exact ammunition type and environmental conditions.
The 7.62mm UKM [7.62×57mm] is a specialized rimless bottlenecked centerfire cartridge developed for long-range rifles.The commercially successful .338 Lapua Magnum cartridge has functioned as the parent case for the 7.62mm UKM, which is essentially a necked-down shortened version of the .338 Lapua Magnum.
The .338 Lapua Magnum case by itself has been based on the .416 Rigby. The .460 Weatherby Magnum has a case head diameter (0.580"/ 14,73mm) unique to the large Weatherby belted magnum cases. Few other cartridges use this case head size (or something close, like the .416 Rigby).
The AWM is a variant of the AW sniper rifle that is chambered for either the .300 Winchester Magnum or the .338 Lapua Magnum. It has a longer bolt compared to the AW, in order to accommodate for the larger and more powerful magnum cartridges. It is fed through a 5-round detachable magazine.
Lapua Ltd. solved this problem when they used the .416 Rigby as the parental case to the .338 Lapua Magnum. They created a hardness distribution ranging from the head and web (hard) to the mouth (soft) as well as a strengthened (thicker) case web and sidewall immediately forward of the web.
.338 Lapua Magnum This page was last edited on 8 October 2020, at 00:25 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 ...
The .338 Norma Magnum prior to C.I.P. certification had a shorter cartridge overall length (91.44 mm (3.60 in) compared to the cartridge overall length of the .338 Lapua Magnum (93.50 mm (3.681 in). The .338 Norma Magnum loaded with 19.44 g (300 gr) .338 caliber Sierra HPBT projectiles will have these projectile less deeply seated compared to ...