|Place of origin||United States|
|Designer||Federal Cartridge / Sako|
|Parent case||.308 Winchester|
|Case type||Rimless, bottleneck|
|Bullet diameter||.338 in (8.6 mm)|
|Neck diameter||.369 in (9.4 mm)|
|Shoulder diameter||.454 in (11.5 mm)|
|Base diameter||.470 in (11.9 mm)|
|Rim diameter||.473 in (12.0 mm)|
|Rim thickness||.049 in (1.2 mm)|
|Case length||2.01 in (51 mm)|
|Overall length||2.75 in (70 mm)|
|Primer type||Large rifle|
|Maximum pressure||62,000 psi|
|Test barrel length: 24" Pac-Nor
Source(s): Nosler Load Data, Hodgedon Reloading Data Center
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.
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.
|Cartridge||Bullet Weight||Muzzle velocity||Muzzle energy||Load[a]||Recoil in 8 lb (3.6 kg) rifle|
|7mm Rem Mag||175||11.3||2,860||870||3,178||4,309||63||4.1||26.39||35.78|
|.300 Win Mag||180||12||2,960||900||3,502||4,748||73||4.7||32.90||44.61|
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.
- .338 Lapua Magnum
- .338 Marlin Express
- .338 Ruger Compact Magnum
- .338 Remington Ultra Magnum
- .338 Winchester Magnum
- 8 mm caliber
- List of rifle cartridges
- Table of handgun and rifle cartridges
- sectional density
- "Take Aim at Rifle Reloading Data | Hodgdon Reloading". Archived from the original on 2015-03-25. Retrieved 2015-02-05.
- Cartridges of the World 11th Edition, Book by Frank C. Barnes, Edited by Stan Skinner, Gun Digest Books, 2006, ISBN 0-89689-297-2 pp.75,104
- Sako 85 website, retrieved 26 Feb 2010
- Kimber 84M webpage, retrieved 17 Nov 2008
- Ruger website, retrieved 17 Nov 2008
- ArmaLite website, retrieved 21 Feb 2009
- JP LRP-07H Long Range Precision Hunting Rifle, retrieved 9 Dec 2012
- Panther LR-338L, retrieved 17 Nov 2008
- Recon Tactical .338 Federal, retrieved 24 July 2016.
- ^[a] Load values specify typical powder weight for this level of performance.
- Peterson's Rifle Shooter magazine reviewed the .338 Federal in a Kimber 84M in "Truly Useful: The .338 Federal."
- Chub Eastman of Guns & Ammo has an article on reloading the .338 Federal: ".338 Federal: Federal's first proprietary cartridge makes real short-action sense" (2 Feb. 2007). He also wrote of using it to hunt antelope in New Mexico.
- Chuck Hawks reviewed the .338 Federal in, "First Look: The .338 Federal Rifle Cartridge"
- Sheriff Jim Wilson of Shooting Times magazine reviewed the .338 Federal in a Sako rifle and tells of his experience hunting whitetail deer with them "In The Field With The New .338 Federal".
- Buck Pope of GunWeek reviewed using the .338 Federal in a Sako Hunter Model 85 and his use of them to harvest a 225-pound wild boar and an 8-point whitetail deer "The New .338 Federal Is Big News for Big Game"
- Buck Pope of GunWeek reviewed the .338 Federal in a Ruger Model 77 Mark II Frontier in "Ruger M77 Frontier Rifle In .338 Federal Test Report"
- Jeff Quinn of GunBlast.com reviewed the ArmaLite AR-10T in .338 Federal in "ArmaLite AR-10(T) Match Grade .338 Federal Semi-Auto Rifle" (14 Aug 2008).