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The .357 Smith & Wesson Magnum, .357 S&W Magnum, .357 Magnum, or 9×33mmR (as it is known in unofficial metric designation) is a smokeless powder cartridge with a 0.357 in (9.07 mm) bullet diameter. It was created by Elmer Keith , Phillip B. Sharpe, [ 2 ] and Douglas B. Wesson [ 2 ] [ 3 ] of firearm manufacturers Smith & Wesson and Winchester .
Design limitations [ edit ] There is a prohibition against using ammunition with bullet weight less than 120 grains (7.8 g) due to the risk of frame erosion from powder that is still burning after too rapid exit of the light projectile.
Featuring six-round cylinders, the Security-Six series represented one of the first modern revolver designs to feature a hammer powered by a coil spring utilizing a transfer-bar firing system, and was chambered for a variety of centerfire ammunition cartridges including .38 Special and .357 Magnum, as well as .38 S&W and 9×19mm Parabellum (9mm ...
RP8 - Aircraft Weight Estimating and SAWE RP8: The objectives of this one-day course are to provide an overview of weight estimating methods and the weight estimating process for aircraft, and to provide insight into the weight and balance reporting formats and requirements of SAWE Recommended Practice 8.
The COP .357 is an American 4-shot Derringer-type pistol chambered for .357 Magnum. The double-action weapon is about twice as wide and substantially heavier than the typical .25 automatic pistol , though its relatively compact size and powerful cartridge made it an option for a defensive weapon or a police backup gun.
Jordan's idea for a "peace officer's dream" [3] sidearm was a heavy-barreled four-inch K-Frame .357 Magnum with a shrouded barrel like the big N-frame .357 and adjustable sights. After a year of experimentation with improved-strength steels and special heat-treating processes, the result was the .357 Combat Magnum (later designated Model 19 ...
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Feed system 6-round (686) or 7-round (686 Plus) cylinder The Smith & Wesson Model 686 is a six- or seven-shot double-action revolver manufactured by Smith & Wesson and chambered for the .357 Magnum cartridge ; it will also chamber and fire .38 Special cartridges.