9/28/2023 0 Comments Glock 40 9mm bulletsAs a result, many new firearm buyers limited to purchasing pistols with a maximum magazine capacity of 10 rounds chose pistols in the. states, and a number of local governments, also banned or regulated so-called "high capacity" magazines. 40 S&W accelerated with the passage of the now-expired Federal Assault Weapons Ban of 1994 which prohibited sales of pistol or rifle magazines that could hold more than ten cartridges, regardless of caliber. The new guns and ammunition were an immediate success, and pistols in the new caliber were adopted by several law enforcement agencies around the nation, including the FBI, which adopted the Glock pistol in. 40 S&W uses the same bore diameter and case head as the 10 mm Auto, it was merely a matter of adapting the 10 mm design to the shorter 9×19mm Parabellum frames. Glock's rapid introduction was aided by its engineering of a pistol chambered in 10 mm Auto, the Glock 20, only a short time earlier. 40 S&W (the Glock 22 and Glock 23) which were announced a week before the 4006. were commercially available ahead of Smith & Wesson in 1990, with pistols chambered in. 40 S&W cartridge debuted January 17, 1990, along with the new Smith & Wesson Model 4006 pistol, although it was several months before the pistols were available for purchase. It uses a small pistol primer whereas the 10 mm cartridge uses a large pistol primer. S&W then teamed with Winchester to produce a new cartridge, the. They found that by removing the airspace they could shorten the 10 mm case enough to fit within their medium-frame 9 mm handguns and load it with a 180 gr (11.7 g) JHP bullet to produce ballistic performance identical to the FBI's reduced-velocity 10 mm cartridge. ![]() During this collaboration with the FBI, S&W realized that downsizing the 10 mm full power to meet the FBI's medium velocity specification meant less powder and more airspace in the case. 45 ACP handgun, that would reliably function with the FBI's reduced-velocity 10 mm ammunition. The FBI contacted Smith & Wesson and requested it to design a handgun to FBI specifications, based on the existing large-frame Smith & Wesson Model 4506. The FBI's tests revealed that a 170–180 gr (11.0–11.7 g) JHP 10 mm bullet, propelled between 900–1,000 ft/s (270–300 m/s), achieved desired terminal performance without the heavy recoil associated with conventional 10 mm ammunition (1,300–1,400 ft/s (400–430 m/s)). 45 ACP ammunition, the Unit Chief of the FBI Firearms Training Unit, John Hall, decided to include tests of the 10mm Auto cartridge, supplying his own Colt Delta Elite 10 mm semi-automatic, and personally hand-loaded ammunition. The FBI developed a series of practically oriented tests involving eight test events that they believed reasonably represented the kinds of situations that FBI agents commonly encountered in shooting incidents. Ammunition for the new semi-automatic pistol had to deliver terminal performance equal or superior to the. 38 Special +P 158 gr (10.2 g) lead semi-wadcutter hollowpoint (LSWCHP) cartridge ("FBI load") based on decades of dependable performance. The FBI was satisfied with the performance of its. ![]() The semi-automatic pistol offered two advantages over the revolver: increased ammunition capacity and increased ease of reloading during a gunfight. 45 ACP ammunition in preparation to replace its standard-issue revolver with a semi-automatic pistol. ![]() In the aftermath of the 1986 FBI Miami shootout, in which two FBI special agents were killed and five wounded, the FBI started the process of testing 9×19mm Parabellum and. JSTOR ( August 2021) ( Learn how and when to remove this template message).Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources in this section. This section needs additional citations for verification. It uses 0.40-inch (10 mm) diameter bullets ranging in weight from 105 to 200 grains (6.8 to 13.0 g). 40 S&W was developed as a law enforcement cartridge designed to duplicate performance of the Federal Bureau of Investigation's (FBI) reduced-velocity 10mm Auto cartridge which could be retrofitted into medium-frame (9 mm size) semi-automatic handguns. 40 S&W is a rimless pistol cartridge developed jointly by American firearms manufacturers Smith & Wesson and Winchester in 1990.
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