#Sierra load data 300 wsm portable

Generally, the savings in length are approximately 2.5вЂќ when using a 24вЂќ barrel as opposed to the optimal 26вЂќ barrel length for the. 300 Win Mag from a short, lightweight rifle platform. 300 WSM achieves what its designers intended, duplicating the velocities of the. 300 WSM in a variety of configurations from ultra-light rifles through to heavy weight 30вЂќ barreled long range rigs. 300 WSM has grown in popularity since its introduction and of the many recent creations, this cartridge has most definitely proven to be a success. 300 WSM was loaded with the 165 grain FS at 3125fps and the 180 grain FS at 2970fps before being discontinued in favor of the Elite projectile for use on tough game. 300 WSM was introduced just as the overly stout Failsafe projectile design was being phased out. Olin (Winchester brand ammunition) furnished both highly frangible and extremely stout loads, offering a wide range of performance. Initial loads from Winchester featured 150 grain bullets driven at 3270 to 3300fps and 180 grain bullets driven at 2970 to 3010fps, all running true to advertised specifications from the 24вЂќ barreled factory rifles. Yet for many hunters, it was simply the appeal of a new cartridge design to enjoy and experiment with.

#Sierra load data 300 wsm portable

300WSM included the short, portable light weight rifles. One of the most appealing factors of the. The ability to utilize these high velocity factory loads without having to hand load was one aspect of appeal to hunters who adopted the. 300 WSM was designed to withstand much higher pressures than traditional belted magnums, enabling the small case to either duplicate or surpass. Inspired by wildcat experiments, the Dakota cartridges and especially the John Lazzeroni cartridges of the late 1990вЂ™s, the WSM family of cartridges are loosely based on the. 300 short action ultra magnums in the same year and a year later, Winchester released the 7mm and. 300 WSM was the first of Winchesters short magnum family, released in 2001.