| United States|
| Federal Cartridge / Sako|
The .338 Federal is a rifle cartridge based on the .308 Winchester case necked up to .33 caliber. It was created by Federal Cartridge and Sako in 2006 and intended as a big game cartridge with reasonable recoil for lightweight rifles.
.338 Federal Wikipedia
The .338 Federal was designed by Federal Ammunition and it is a SAAMI standardized cartridge that was released in 2006. It compares favorably to the 7mm Remington Magnum. Below is a ballistics table comparing the .338 Federal with other various calibers. Included in the table below is the older .358 Winchester, another cartridge based on the .308.
Sako, Kimber Manufacturing, Tikka, Savage, and Ruger offered bolt action rifles. ArmaLite, JP Enterprises, LMT and DPMS Panther Arms, Wilson Combat, offered semi-automatic rifles in .338 Federal as of November 2008.