.38-55 Win ammunition is a type of rifle ammunition designed for use in firearms chambered in .38-55 Winchester caliber. This cartridge was introduced in the late 1800s as a black powder cartridge for use in lever-action rifles, and it was later adapted for use with smokeless powder.
The .38-55 Win cartridge is a rimmed, bottlenecked cartridge that measures 9.3x56mm in size. It features a medium-sized, heavy bullet that typically weighs around 255 to 260 grains, making it an excellent choice for hunting and target shooting. The standard bullet weight for .38-55 Win ammunition is 255 grains.
The bullet design for .38-55 Win ammunition typically features a lead core surrounded by a copper or brass jacket. The bullet may be a soft point, full metal jacket (FMJ), or hollow point (HP), depending on the intended use. Hollow point bullets are typically used for hunting, as they provide greater expansion upon impact.
.38-55 Win ammunition is loaded with a consistent powder charge and primer, ensuring reliable performance and consistent accuracy. The cartridges are typically brass-cased and boxer-primed, which makes them easy to reload.
Overall, .38-55 Win ammunition is a versatile and effective ammunition that offers excellent accuracy and stopping power for hunting and target shooting. Its medium-sized, heavy bullet and moderate energy transfer make it an ideal choice for hunting small to medium-sized game, while its consistent performance and reliability make it a popular choice among shooters looking for a classic, authentic shooting experience.