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The .300 Winchester Magnum (also known as .300 Win Mag or .300 WM) (7.62×67mmB, 7.62x66BR) is a belted, bottlenecked magnum rifle cartridge that was introduced by the Winchester Repeating Arms Company in 1963. The .300 Winchester Magnum is a magnum cartridge designed to fit in a standard rifle action.
Due to the gaining popularity of the 7mm Rem Mag, in 1963 Winchester launches the last member of the Winchester Magnum family of cartridges; the .300 Winchester Magnum; a standard length action belted magnum driving a 180 grain bullet at 3000 fps and a 150 grain bullet at a muzzle velocity of 3300 fps. The cartridge took off slowly but managed ...
The .300 WSM also head-spaces off of the case shoulder, versus the older .300 Winchester Magnum's belted head space design. The advantage to this round is the ballistic performance is nearly identical to the .300 Winchester Magnum [ 2 ] in a lighter rifle with a shorter action burning 8 - 10% less gunpowder.
Over the course of his hunting career, Narayan shot with "almost every variety of weapon", although he makes mention of a 4 bore double-barreled rifle firing 15 drams (26.6 g) of black powder, a .577 Nitro Express double rifle by Westley Richards, two .500 Nitro Express double rifles by Lang and Holland & Holland, a .500/465 Nitro Express ...
Ruger M77's popularity rose fast due to features such as the Mauser type claw extractor that filled a gap in the market that occurred in 1964 when Winchester discontinued the controlled round feed version of the Model 70 in order to compete with the recently introduced Remington 700, as well as for the writings of the late Jack O'Connor ...
Nov. 13—The Maine Warden Service is investigating the illegal killings of two moose in Washington and Aroostook counties. The incidents, which are unrelated, happened last week, according to the ...
Pages in category ".300 Winchester Magnum firearms" The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes. M.
According to the U.S. Navy, this ammunition should increase the maximum effective range of .300 Winchester Magnum sniper rifle systems to 1,370 m (1,500 yd), decrease wind deflection on bullets in flight, and use a reduced muzzle flash propellant that remains temperature stable across an operational temperature range of −32 to 74 °C (−26 ...