.38 Super
Overview
 
The .38 Super or .38 Super Automatic (C.I.P. designation) is a pistol
Pistol
When distinguished as a subset of handguns, a pistol is a handgun with a chamber that is integral with the barrel, as opposed to a revolver, wherein the chamber is separate from the barrel as a revolving cylinder. Typically, pistols have an effective range of about 100 feet.-History:The pistol...

 cartridge that fires a 0.356 in (0.90424 cm) diameter bullet
Bullet
A bullet is a projectile propelled by a firearm, sling, or air gun. Bullets do not normally contain explosives, but damage the intended target by impact and penetration...

. The Super was introduced in the late 1920s as a higher pressure loading of the .38 ACP
.38 ACP
The .38 ACP also known as the .38 Auto was introduced at the turn of the 20th century for the Browning designed Colt M1900. The cartridge headspaces on the rim. It had first been used in his Model 1897 prototype, which Colt did not produce...

 or .38 Auto. The old .38 ACP propelled a 130 gr bullet at 1050 ft/s (320 m/s). The improved .38 Super Auto pushed the same 130 gr bullet at 1280 ft/s (390.1 m/s). The .38 Super has gained distinction as the caliber of choice for many top pistol match competitors; it remains one of the dominant calibers in IPSC
International Practical Shooting Confederation
The International Practical Shooting Confederation is a shooting sport based on the concept of practical shooting. Accuracy, power and speed are all required to achieve a maximum score.-Founding and organization:...

 competition.
The .38 Super retains the original dimensions of the .38 ACP case .
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