THE AMMUNITION REFERENCE / FIRST EDITION
Every cartridge.
A story worth knowing.
An independent reference to the history, identity and everyday context of ammunition. Start with a few familiar names.
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01 / ATLAS
The collection
A growing, connected reference.
.22 Long Rifle
A small, mild rimfire round used for target shooting, training and hunting small game.
9mm Luger
The 9×19 mm pistol cartridge, also called 9mm Parabellum. Found in sport, service and personal-use pistols.
.223 Remington
A light, fast centerfire rifle round used for target shooting, varmint hunting and training. A close relative of 5.56 NATO.
.308 Winchester
Introduced in 1952, a mid-size rifle round used for hunting and target shooting, and the parent of many later cartridges.
12 Gauge
A very common shotgun size, loaded for clay targets, bird hunting and other jobs.
.17 HMR
A fast, flat-shooting magnum rimfire that fires a very light .17 inch bullet. Used for varmints and small game.
.22 Winchester Magnum
A longer, more powerful rimfire than the .22 LR. Used for varmints, small game and pest control out to about 125 yards.
20 Gauge
The second most popular shotgun size. Lighter and softer to shoot than the 12 gauge, used for upland birds, clay targets and beginners.
6.5 Creedmoor
A modern 6.5 mm rifle cartridge known for low recoil and good long-range accuracy. Used for target shooting and hunting.
.30-06 Springfield
A full-size American rifle cartridge adopted by the U.S. Army in 1906. Still one of the most used hunting cartridges in North America.
.243 Winchester
A flat-shooting 6 mm rifle cartridge with mild recoil. Popular for coyotes, varmints and deer, and a common first big-game rifle.
.270 Winchester
A fast, flat-shooting .277 inch rifle cartridge that has been a favorite for deer, pronghorn and elk for a century.
.300 Winchester Magnum
A belted magnum .30 caliber cartridge for long-range hunting of elk, moose and other large game. Fast, flat-shooting and hard-kicking.
.45 ACP
A large, heavy-bullet pistol cartridge with a soft, slow push. The round of the 1911 pistol, used for self-defense, target and competition.
.357 Magnum
A high-pressure revolver cartridge that gives much more velocity and energy than the .38 Special. Used for defense, hunting and target shooting.
.300 AAC Blackout
A short .30 caliber rifle cartridge made to work in AR-15 rifles with only a barrel change. Known for use with suppressors and subsonic loads.
.44 Magnum
A powerful revolver cartridge with a heavy .429 inch bullet. Used for handgun hunting, protection against large animals and silhouette shooting.
10mm Auto
A powerful semi-automatic pistol cartridge with a .400 inch bullet. Used for defense in bear country, hunting and sport shooting.
28 Gauge
A small, light shotgun size loved by upland bird hunters and skeet shooters. It carries about 3/4 ounce of shot and kicks very little.
.410 Bore
The smallest common shotgun size, often a first gun for young shooters. Light and mild, with a limited shot load.
.38 Special
A mild, accurate revolver cartridge with a .357 inch bullet. For over a century it has been used for target shooting, police work and personal defense.
.380 ACP
A small, mild pistol cartridge with a .355 inch bullet, made for compact pistols that are easy to carry. Widely used for concealed carry.
7mm Remington Magnum
A belted magnum rifle cartridge with a .284 inch bullet. Known for a flat path and high energy at long range, and widely used for elk, mule deer and other big game.
.45 Colt
A large-bore revolver cartridge with a .452 inch bullet, first made for the Colt Single Action Army. Used in cowboy action shooting, hunting and lever-action carbines.
16 Gauge
A middle shotgun size between the 12 and 20 gauge. Loved by upland bird hunters for light guns that carry a full ounce of shot.
.40 S&W
A mid-power pistol cartridge with a .400 inch bullet, made to give a 10mm-class bullet in a pistol the size of a 9mm. Widely used by police in the United States.
6mm Creedmoor
A short-action rifle cartridge with a .243 inch bullet. Light recoil, a flat path and high-BC bullets make it a favorite for target shooting, with some use on deer and varmints.
.22-250 Remington
A bottleneck rifle cartridge with a .224 inch bullet, one of the fastest factory cartridges of its size. Long a favorite for prairie dogs, coyotes and other varmints.
.338 Winchester Magnum
A belted magnum rifle cartridge with a .338 inch bullet. It gives heavy bullets and high energy, and is used for elk, moose and large bears.
.45-70 Government
A large rimmed rifle cartridge with a .458 inch bullet, adopted by the U.S. Army in 1873. Still loaded today for lever-action rifles and used on deer, hogs and large bears.
.30-30 Winchester
A rimmed rifle cartridge with a .308 inch bullet, made for lever-action rifles. Mild, accurate at close range, and one of the most widely used deer cartridges in North America.
7mm-08 Remington
A short-action rifle cartridge with a .284 inch bullet. Light recoil, a flat path and high-BC bullets make it a favorite for deer, pronghorn and light rifles.
.25-06 Remington
A rifle cartridge with a .257 inch bullet, made by necking the .30-06 case down. Fast and flat-shooting, with light recoil, it is a favorite in the open West.
.44 Special
A large-bore revolver cartridge with a .429 inch bullet. Accurate and mild, it is the cartridge the .44 Magnum was made from, and it remains a favorite for target shooting and close-range defense.
.300 PRC
A beltless magnum rifle cartridge with a .308 inch bullet, made to push long, high-BC bullets in a standard-length action. A favorite for long-range hunting and competition.
5.56x45mm NATO
A small-bore, high-velocity rifle cartridge with a .224 inch bullet. It is the NATO military version of the .223 Remington and the most common cartridge in AR-15 rifles.
7.62x39mm
A short, tapered rifle cartridge with a .311 inch bullet. It was designed for the SKS and the AK-47, and it is now a common choice for hunting deer and hogs at short range.
.357 SIG
A bottlenecked pistol cartridge with a .355 inch bullet, made to give semi-automatic pistols the speed of the .357 Magnum revolver load. It has a sharp report and flat path for a handgun.
.17 Winchester Super Magnum
A bottlenecked rimfire cartridge with a .172 inch bullet at about 3,000 ft/s. It reaches farther and shoots flatter than the .17 HMR and the .22 WMR.
10 Gauge
The largest shotgun gauge in common use. A 10 gauge shell carries a heavy payload for geese and turkeys, and the guns are big and heavy.
6.5 PRC
A short-action 6.5 mm cartridge from Hornady that runs about 200 to 300 ft/s faster than the 6.5 Creedmoor with the same bullets.
.350 Legend
A rebated, straight-wall rifle cartridge from Winchester for states that require straight-wall cases for deer. It has less recoil than a .243 Winchester.
.375 H&H Magnum
A belted British magnum from 1912 that became the standard rifle cartridge for dangerous game. It is the legal minimum for thick-skinned game in many places.
.22 Hornet
A small, mild centerfire .22 introduced in 1930. It has light recoil and a modest report, and it is effective on varmints and small game at moderate range.
5.7x28mm FN
A small-bore, high-velocity bottleneck cartridge from FN Herstal made for the P90 and the Five-seveN. It has very light recoil and a flat trajectory for a pistol cartridge.
6.5x55 Swedish
A rimless 6.5 mm military cartridge from the 1890s that stayed in use for hunting and target shooting. It shoots long, slim bullets at moderate speed with light recoil.
8.6 Blackout
A short-action .338 caliber cartridge from Q, LLC, based on the 6.5 Creedmoor case. It is made for heavy subsonic bullets and for use with a suppressor, and it also has supersonic loads.
.22 Creedmoor
A .22 caliber cartridge from Hornady that necks the 6.5 Creedmoor case down to .224 inch. It fires 65 to 80 grain bullets at over 3,000 ft/s with a high ballistic coefficient.
.22 ARC
A .22 caliber cartridge from Hornady that necks the 6.5 Grendel case down to .224 inch. It fires 62 to 88 grain bullets from a standard AR-15 size action.
6.8mm Remington SPC
A 7 mm cartridge developed with US special operations units to give AR-15 pattern rifles more power than the 5.56. It is a hunting and sporting cartridge today.
6.5mm Grendel
A 6.5 mm cartridge designed so an AR-15 can shoot heavy, high-ballistic-coefficient bullets with enough speed to reach several hundred yards.
.25 Creedmoor
A short-action .25 caliber cartridge from Hornady, made by necking the 6.5 Creedmoor case to .257 inch. It is meant for long-range hunting and target shooting.
.277 SIG Fury
A .277 caliber cartridge from SIG Sauer, designed for the US Army Next Generation Squad Weapon program. Its hybrid case has a steel head, which lets it work at much higher pressure than brass alone.
.280 Remington
A rimless 7mm (.284 inch) bottleneck cartridge from Remington, based on the .30-06 Springfield case. It shoots long, high-BC bullets at moderate recoil and sits between the .270 Winchester and the 7mm Remington Magnum.
7.62x54mmR
A rimmed bottleneck rifle cartridge adopted by the Russian Empire in 1891 for the Mosin-Nagant rifle. It has been in use for over 130 years in rifles and machine guns.
.303 British
A rimmed bottleneck rifle cartridge that served the British Empire from 1888 to the 1950s. It is still shot in surplus Lee-Enfield rifles and loaded by several makers.
8mm Mauser (8x57mm IS)
A rimless bottleneck rifle cartridge adopted by Germany in 1903 with a .323 inch S bullet. It served in the Gewehr 98, the Karabiner 98k and the MG 34 and MG 42, and it is still loaded for hunting.
.32 ACP
A semi-rimmed straight-wall pistol cartridge designed by John Browning for the FN Model 1900. It is a low-recoil round for small pocket pistols and was used by police and military forces in many countries.
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