.300 Savage
Overview
 
The .300 Savage cartridge is a rimless, .30 caliber
Caliber
In guns including firearms, caliber or calibre is the approximate internal diameter of the barrel in relation to the diameter of the projectile used in it....

 rifle
Rifle
A rifle is a firearm designed to be fired from the shoulder, with a barrel that has a helical groove or pattern of grooves cut into the barrel walls. The raised areas of the rifling are called "lands," which make contact with the projectile , imparting spin around an axis corresponding to the...

 cartridge
Cartridge (firearms)
A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm. The primer is a small charge of impact-sensitive chemical that may be located at the center of the case head or at its rim . Electrically...

 developed by the Savage Arms Company in 1920. It was designed to replace the less powerful .303 Savage
.303 Savage
The .303 Savage is a rimmed, .30 caliber rifle cartridge developed by the Savage Arms Company in 1894 which was designed as a short action cartridge for their popular Savage Model 99 hammerless lever action rifle. The cartridge was designed for smokeless gunpowder at a time when black-powder...

 in their popular Savage Model 99
Savage Model 99
The Model 99, and its predecessor models 1895 and 1899, are a series of lever action rifles created by the Savage Arms Company in Utica, New York.-History:...

lever-action
Lever-action
Lever-action is a type of firearm action which uses a lever located around the trigger guard area, to load fresh cartridges into the chamber of the barrel when the lever is worked. Most lever-action firearms are rifles, but lever-action shotguns and a few pistols have also been made...

 rifle. Despite having a short case and a rather stumpy neck, the cartridge is capable of propelling a 150 gr bullet at over 2600 ft/s (792.5 m/s) with an effective killing range of over 300 yards.
The original intent of its designers was to offer a cartridge that could approach the ballistics of the .30-06 Springfield
.30-06 Springfield
The .30-06 Springfield cartridge or 7.62×63mm in metric notation, was introduced to the United States Army in 1906 and standardized, and was in use until the 1960s and early 1970s. It replaced the .30-03, 6 mm Lee Navy, and .30 US Army...

, while at the same time utilizing a smaller case that could be cycled through a short-action lever rifle.
 
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