Shotgun

Series of individual 1/1,000,000-second exposures showing shotgun firing shot and wadding separation
Vincent Hancock in the men's skeet finals at the 2008 Summer Olympics
A Gurkha Contingent trooper in Singapore armed with a folding stock pump shotgun
An American marine fires a Benelli M4 shotgun during training in Arta, Djibouti, 23 December 2006
Confederate cavalryman
A United States Marine carrying a Winchester M97 shotgun during World War II
A view of the break-action of a typical double-barrelled shotgun, shown with the action open
A Winchester M1897, one of the first successful pump-action shotgun designs
A modern reproduction of the Winchester M1887 lever-action shotgun
Closeup of MTs255
A Browning A-5 semi-automatic shotgun
A United States Army soldier armed with a Mossberg 500 shotgun
Bond Arms Cowboy Defender .45 Colt/.410 Shotshell Derringer
U.S. Marines fire their shotguns
Loading 12-gauge shells
Two rounds of Fiocchi 12-gauge rubber buckshot
A homemade lupara
A RCMP officer in 2010 armed with a shotgun outfitted to fire beanbag rounds
Barack Obama skeet shooting with a Browning Citori 525 on the range at Camp David

Long-barreled firearm designed to shoot a straight-walled cartridge known as a shotshell, which usually discharges numerous small pellet-like spherical sub-projectiles called shot, or sometimes a single solid projectile called a slug.

- Shotgun
Series of individual 1/1,000,000-second exposures showing shotgun firing shot and wadding separation

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Cobray Company

A 357 Magnum derringer.

The Cobray Company was an American developer and manufacturer of submachine guns, automatic carbines, handguns, shotguns, and non-lethal 37 mm launchers.

Function of an APFSDS sabot red: propellant orange: long rod penetrator yellow: propellant gases green: sabot blue: gun barrel

Sabot (firearms)

Supportive device used in firearm/artillery ammunitions to fit/patch around a projectile, such as a bullet/slug or a flechette-like projectile , and keep it aligned in the center of the barrel when fired.

Supportive device used in firearm/artillery ammunitions to fit/patch around a projectile, such as a bullet/slug or a flechette-like projectile , and keep it aligned in the center of the barrel when fired.

Function of an APFSDS sabot red: propellant orange: long rod penetrator yellow: propellant gases green: sabot blue: gun barrel
American 120 mm M829A2 APFSDS shell.
Lead bullet being supported by a wooden cup sabot in a Delvigne gun.
Series of individual 1/1,000,000 second exposures showing shotgun firing shot and expanding cup sabot separation.
Cup sabot function
thumb|Sabot shell with cup sabot for an 1824 Paixhans gun.
Expanding cup sabot function
.30-06 cartridge with expanding cup sabot projectile.
Base sabot function
APDS-projectile with base sabot and "support ring" sabot.
Spindle sabot function
French OFL 120 F1 APFSDS long rod penetrator with "saddle-back" spindle sabot.
Ring sabot function.
Soviet 125 mm BM-15 long rod penetrator projectile with ring sabot.

Made of some lightweight material (usually high strength plastic in small caliber rifles, (see SLAP Saboted light armor penetrator), shotguns and muzzle loader ammunition; aluminium, steel, and carbon fiber reinforced plastic for modern anti-tank kinetic energy ammunition; and, in classic times, wood or papier-mâché – in muzzle loading cannons).

A 81mm L16 smoothbore mortar

Smoothbore

One that has a barrel without rifling.

One that has a barrel without rifling.

A 81mm L16 smoothbore mortar
Replica of "Twin Sisters" smoothbores used in the Battle of San Jacinto (1836)
A smooth-bore, cast-iron ship's cannon, from the Grand Turk, a replica of a mid-18th century three-masted frigate
USS Monitor (1862) with the muzzle of one of its two 11-inch smoothbore Dahlgren guns showing

A shotgun fires multiple, round shot; firing out of a rifled barrel would impart centrifugal forces that result a doughnut-shaped pattern of shot (with a high projectile density on the periphery, and a low projectile density in the interior).

Series of individual 1/1,000,000-second exposures showing shotgun firing shot and wadding separation

Slug barrel

Series of individual 1/1,000,000-second exposures showing shotgun firing shot and wadding separation

A slug barrel is a shotgun barrel that is designed primarily to fire slugs instead of shot, and is usually rifled.

FN Herstal

Leading firearms manufacturer based in Herstal, Belgium.

Leading firearms manufacturer based in Herstal, Belgium.

View of the factory site
1913 FN motorcycle with four-cylinder in-line engine and shaft drive
1931 FN cabriolet
FN Browning Hi-Power pistol
Mitrailleuse d´Avion Browning - F.N. Calibre 13,2 mm airplane machine gun
FN Five-seven pistol with 5.7×28mm cartridges
P90 personal defense weapon
FN SCAR-L (MK 16) assault rifle and FN SCAR-H (MK 17) battle rifle
United States sailor fires an M240B, a U.S. version of the FN MAG, adopted for infantry use in the 1990s
Early M249 manufacture of FN Minimi
U.S. Marine aiming FN 303 fitted with holographic weapon sight
FN 5.7×28mm cartridges as used in P90 personal defense weapon and Five-seven pistol

F2000: 5.56×45mm NATO bullpup assault rifle, part of a system with a computerized sight and 40mm grenade launcher or 12 gauge shotgun.

The anatomy of a gunstock on a Ruger 10/22 semi-automatic rifle with Fajen thumbhole silhouette stock. 1) butt, 2) forend, 3) comb, 4) heel, 5) toe, 6) grip, 7) thumbhole

Stock (firearms)

Also known as a shoulder stock, a buttstock or simply a butt, is a part of a long gun that provides structural support, to which the barrel, action, and firing mechanism are attached.

Also known as a shoulder stock, a buttstock or simply a butt, is a part of a long gun that provides structural support, to which the barrel, action, and firing mechanism are attached.

The anatomy of a gunstock on a Ruger 10/22 semi-automatic rifle with Fajen thumbhole silhouette stock. 1) butt, 2) forend, 3) comb, 4) heel, 5) toe, 6) grip, 7) thumbhole
An early hand cannon, or gonne, supported by a simple stock
M1 Garand rifle with one-piece wooden stock
SPAS-12 shotgun with a skeletonized folding stock
Different styles of gunstock grips
Variations in gunstock combs
M16A1 cutaway rifle (top) and M16A2 (below) with a "straight-line" stock configuration
An M2010 Enhanced Sniper Rifle in a chassis system with adjustable buttplate and cheekriser
Gun stock construction on a lathe from the 1850s (photo circa 2015)
M4 carbine with a telescoping stock
An AK-103 with its stock folded
An Uzi submachine gun with a double-articulated folding stock
A bump stock allows semi-automatic firearms to shoot at a faster rate of fire that somewhat mimics fully automatic fire.
The Luger Artillery Pistol with its wooden holster attached
The CZ Škorpion with its folding wire stock extended.
A SIG MPX with a retractable Velcro-strap brace with two slide rods
SIG 550 rifle with folding stock
Colt Army Model 1860 revolver with a wooden detachable stock
Ruger 10/22 International with full length Mannlicher-style stock
AK-47 with a three piece stock consisting of butt, grip and fore-end
Storage compartment inside a buttstock with opened trapdoor

Stock dimensioning is especially important with shotguns, where the typical front-bead-only sight requires a consistent positioning of the shooter's eye over the center of the barrel for good accuracy.

A private security officer at a Chinese factory in February 2004

Shotgun messenger

Private "express messenger" and guard, especially on a stagecoach but also on a train, in charge of overseeing and guarding a valuable private shipment, such as particularly the contents of a strongbox or safe (on a train).

Private "express messenger" and guard, especially on a stagecoach but also on a train, in charge of overseeing and guarding a valuable private shipment, such as particularly the contents of a strongbox or safe (on a train).

A private security officer at a Chinese factory in February 2004

Wells Fargo Co. express messengers typically carried a short (or sawn-off) 12- or 10-gauge double-barrelled shotgun, loaded with buckshot.

Lov na race; čakališče na jezeru pri jami Lisišče (1759) by Franz Anton von Steinberg, which depicts waterfowl hunting

Waterfowl hunting

Practice of hunting ducks, geese, or other waterfowl for food and sport.

Practice of hunting ducks, geese, or other waterfowl for food and sport.

Lov na race; čakališče na jezeru pri jami Lisišče (1759) by Franz Anton von Steinberg, which depicts waterfowl hunting
Three waterfowl hunters donned in camouflage and armed with shotguns.
Firing a shot from a boat-mounted punt gun in Yorkshire, UK c. 1910
Duck hunters in a hunting blind. Decoys are visible in the water to the right.
A wooden blind in North Yorkshire
An illustration entitled "Sea Duck Shooting Over Decoys" from Feathered game of the Northeast (1907).
A photograph of a waterfowl hunter launching his boat, circa 1900–1912
A duck hunter with two mallards and one redhead. A Labrador Retriever and duck decoys are visible in the background.
Snowden Slights 'the last of Yorkshire's Wildfowlers'
Ducks are illegally netted in this photograph taken in 1916 which was presented to the Canadian Conservation of Fish, Birds and Game Committee.
Wild Duck Shooting, Crane Creek, Near Toledo, Ohio
Waterfowl flyways of North America
Retired professional baseball player Dazzy Vance hunting waterfowl on Crystal River in Florida which is on the edge of the Atlantic and Mississippi flyways.

The rise of modern waterfowl hunting is tied to the history of the shotgun, which shoots a pattern of round pellets making it easier to hit a moving target.

Selection of types of pinfire cartridges in order from 15mm, 12mm, 9mm, 7mm, 5mm, and 2mm. Description of each cartridge is listed on the image's file page.

Pinfire cartridge

Obsolete type of metallic firearm cartridge in which the priming compound is ignited by striking a small pin which protrudes radially from just above the base of the cartridge.

Obsolete type of metallic firearm cartridge in which the priming compound is ignited by striking a small pin which protrudes radially from just above the base of the cartridge.

Selection of types of pinfire cartridges in order from 15mm, 12mm, 9mm, 7mm, 5mm, and 2mm. Description of each cartridge is listed on the image's file page.
Schematic of a pinfire pistol cartridge
Detail of a Lefaucheux M1858 pistol. Notice the pin protruding from the cartridge.
Pinfire Cartridge Box by Ethan Allen & Co.
Pinfire Cartridge Box by Allen & Wheelock & Co.
Pinfire Cartridge Box by C.D. Leet & Co.
Pinfire Cartridge Boxes by Union Metallic Cartridge Company
Pinfire Cartridge Box by Eley Brothers
Pinfire Cartridge Box by Kynoch & Co.

It became increasingly popular in Europe and large numbers of shotguns and revolvers (often called Lefaucheux guns after their inventor whoever the maker was), were manufactured from the mid-1850s until the 1890s.

A 32 ACP FMJ cartridge, a 32 ACP FMJ cartridge in a blued .303 British supplemental chamber, and a .303 British FMJ cartridge (left to right)

Caliber conversion sleeve

Device which can be used to non-permanently alter a firearm to allow it to fire a different cartridge than the one it was originally designed to fire.

Device which can be used to non-permanently alter a firearm to allow it to fire a different cartridge than the one it was originally designed to fire.

A 32 ACP FMJ cartridge, a 32 ACP FMJ cartridge in a blued .303 British supplemental chamber, and a .303 British FMJ cartridge (left to right)

Shotgun conversion sleeves may be called subgauge inserts, subgauge tubes, or gauge reducers.