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Some military firearms are designed to fire from an open bolt condition to avoid the unintended discharge of a chambered cartridge cooking off in a gun barrel heated by firing previous cartridges. Activating the trigger of such firearms releases the spring-loaded bolt to move forward stripping a cartridge from the magazine into the chamber.
The Mossberg 500 is a series of pump-action shotguns manufactured by O.F. Mossberg & Sons. [1] The 500 series comprises widely varying models of hammerless repeaters, all of which share the same basic receiver and action, but differ in bore size, barrel length, choke options, magazine capacity, stock and forearm materials. Model numbers ...
To fire the gun, the user inserts a shotgun shell into the smaller diameter pipe, places the smaller pipe into the larger diameter pipe, and forcefully slides it back until the shell's primer makes contact with a fixed firing pin located inside the end-cap. [4] [5] Other improved versions use improvised detachable magazines. [21]
Now, with modern reloads, the .500 Jeffery can launch a 600-grain bullet at a muzzle velocity ranging from 2,450 to 2,500 ft/s (750 to 760 m/s), generating 7,995 ft⋅lbf (10,840 J) to 8,100 ft⋅lbf (11,000 J) Newer reloads made the .500 Jeffery the most powerful production cartridge in the world until the introduction of the .460 Weatherby ...
The .500 Linebaugh was designed as a hunting cartridge. It was designed to fire a 440 gr (29 g) bullet at 1,300 ft/s (400 m/s). [4] This particular loading generates 1,650 ft⋅lbf (2,240 J) of energy making this one of the most powerful handgun cartridges put into production. In terms of energy, this is comparable to the .454 Casull cartridge ...
The .500 Bushwhacker is a .50 caliber semi-rimmed revolver cartridge developed by TII Armory for the Magnum Research BFR revolvers. It is currently the most powerful revolver cartridge in the world, offering a similar level of ballistic performance to African stopping rifles , such as the .416 Rigby and .470 Nitro Express .
The Model 500 was built on the entirely new X-Frame, [2] which was developed exclusively to handle the immense muzzle velocity and pressures generated by firing of the .500 Magnum cartridge. [3] It is among the most powerful revolvers in the world since its original release in 2003, and is marketed as "the world's most powerful handgun" by the ...
The SLAM "Pampero" MRL was developed by CITEFA in 1980–1983, and was subsequently manufactured during the early 1980s, by the DGFM “Fabrica Militar Fray Luis Beltran” in Rosario, Argentina. It is composed by a 16-tube launcher mounted on an Unimog 416 4x4 truck.