54 relations: Action (firearms), Area of a circle, Bar (unit), Bolt (firearms), Breech-loading weapon, Breechblock, Calipers, Chamber (firearms), Circle, Commission Internationale Permanente pour l'Epreuve des Armes à Feu Portatives, Cooking off, Deflagration, Euclidean vector, Force, Free recoil, Internal ballistics, Kilogram-force, Micrometer, NATO EPVAT testing, Pressure, Propellant, Recoil, Relative direction, Sporting Arms and Ammunition Manufacturers' Institute, .22 Long Rifle, .223 Remington, .30-06 Springfield, .300 Lapua Magnum, .300 Remington Ultra Magnum, .300 Winchester Magnum, .300 Winchester Short Magnum, .303 British, .308 Winchester, .338 Lapua Magnum, .357 SIG, .375 H&H Magnum, .380 ACP, .40 S&W, .45 ACP, .454 Casull, .50 BMG, .500 S&W Magnum, 10mm Auto, 14.5×114mm, 5.45×39mm, 6.5×55mm Swedish, 7.5×55mm Swiss, 7.62×39mm, 7.62×54mmR, 7.65×53mm Mauser, ..., 7.92×57mm Mauser, 7×57mm Mauser, 8×50mmR Lebel, 9×19mm Parabellum. Expand index (4 more) » « Shrink index
In firearms terminology, an action is the mechanism that handles the ammunition (loads, locks, fires, extracts and ejects) or the method by which that mechanism works.
In geometry, the area enclosed by a circle of radius is.
The bar is a metric unit of pressure, but is not approved as part of the International System of Units (SI).
A bolt is the part of a repeating, breech-loading firearm that blocks the rear of the chamber while the propellant burns and moves to facilitate loading of cartridges from the magazine.
A breech-loading gun is a firearm in which the cartridge or shell is inserted or loaded into a chamber integral to the rear portion of a barrel.
A breechblock (or breech block) is the part of the firearm action that closes the breech of a weapon (whether small arms or artillery) at the moment of firing.
A caliper (British spelling also calliper, or in plurale tantum sense a pair of calipers) is a device used to measure the distance between two opposite sides of an object.
In firearms, the chamber is the portion of the barrel or firing cylinder in which the cartridge is inserted before being fired.
A circle is a simple closed shape.
The Commission internationale permanente pour l'épreuve des armes à feu portatives ("Permanent International Commission for the Proof of Small Arms" – commonly abbreviated as C.I.P.) is an international organisation which sets standards for safety testing of firearms.
Cooking off (or thermally induced firing) is ammunition exploding prematurely due to heat in the surrounding environment.
Deflagration (Lat: de + flagrare, "to burn down") is subsonic combustion propagating through heat transfer; hot burning material heats the next layer of cold material and ignites it.
In mathematics, physics, and engineering, a Euclidean vector (sometimes called a geometric or spatial vector, or—as here—simply a vector) is a geometric object that has magnitude (or length) and direction.
In physics, a force is any interaction that, when unopposed, will change the motion of an object.
Free recoil is a vernacular term or jargon for recoil energy of a firearm not supported from behind.
Internal ballistics (also interior ballistics), a subfield of ballistics, is the study of the propulsion of a projectile.
The kilogram-force (kgf or kgF), or kilopond (kp, from Latin pondus meaning weight), is a gravitational metric unit of force.
A micrometer, sometimes known as a micrometer screw gauge, is a device incorporating a calibrated screw widely used for precise measurement of components in mechanical engineering and machining as well as most mechanical trades, along with other metrological instruments such as dial, vernier, and digital calipers.
NATO EPVAT testing is one of the three recognized classes of procedures used in the world to control the safety and quality of firearms ammunition.
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.
A propellant or propellent is a chemical substance used in the production of energy or pressurized gas that is subsequently used to create movement of a fluid or to generate propulsion of a vehicle, projectile, or other object.
Recoil (often called knockback, kickback or simply kick) is the backward movement of a gun when it is discharged.
The most common relative directions are left, right, forward(s), backward(s), up, and down.
The Sporting Arms and Ammunition Manufacturers' Institute (SAAMI, pronounced "Sammy") is an association of American firearms and ammunition manufacturers.
The.22 Long Rifle (metric designation: 5.6×15mmR) cartridge is a long-established variety of.22 caliber rimfire ammunition, and in terms of units sold is still by far the most common ammunition in the world today.
The.223 Remington (.223 Rem) is a rifle cartridge.
The.30-06 Springfield cartridge (pronounced "thirty-aught-six" or "thirty-oh-six"), 7.62×63mm in metric notation and called ".30 Gov't '06" by Winchester, was introduced to the United States Army in 1906 and later standardized; it remained in use until the early 1980s.
The.300 Lapua Magnum (7.62×70mm) is a specialized rimless bottlenecked centerfire cartridge developed for long-range rifles.
The.300 Remington Ultra Magnum, also known as the.300 Ultra Mag or.300 RUM is a 7.62 mm (.308in.) caliber rifle cartridge, 7.62×72mm, or.30 caliber rifle cartridge introduced by Remington Arms in 1999.
The.300 Winchester Magnum (also known as.300 Win Mag or 300WM) (7.62×67mm) is a belted, bottlenecked magnum rifle cartridge that was introduced by Winchester Repeating Arms Company in 1963.
.300 Winchester Short Magnum (also known as.300 WSM) is a.30 caliber rebated rim bottlenecked centerfire short magnum cartridge that was introduced in 2001 by Winchester.
The.303 British (designated as the 303 British by the C.I.P. and SAAMI) or 7.7×56mmR, is a calibre (with the bore diameter measured between the lands as is common practice in Europe) rimmed rifle cartridge first developed in Britain as a black-powder round put into service in December 1888 for the Lee–Metford rifle.
The.308 Winchester (pronounced: "three-oh-eight") is a rimless, bottlenecked rifle cartridge and is the commercial cartridge from which the 7.62×51mm NATO round was derived.
The.338 Lapua Magnum (8.6×70mm or 8.58×70mm) is a rimless, bottlenecked, centerfire rifle cartridge.
The.357 SIG pistol cartridge (designated as the 357 Sig by the SAAMI and 357 SIG by the C.I.P. or 9×22mm in unofficial metric notation) is the product of Swiss-German firearms manufacturer SIG Sauer, in cooperation with American ammunition manufacturer Federal Cartridge.
The.375 Holland & Holland Magnum (9.5×72mmB) is a medium-bore rifle cartridge.
The.380 ACP (9×17mm) (Automatic Colt Pistol) is a rimless, straight-walled pistol cartridge developed by firearms designer John Moses Browning.
The.40 S&W (10×22mm Smith & Wesson in unofficial metric notation) is a rimless pistol cartridge developed jointly by major American firearms manufacturers Smith & Wesson and Winchester.
The.45 ACP (Automatic Colt Pistol), or.45 Auto (11.43×23mm) is a handgun cartridge designed by John Browning in 1905, for use in his prototype Colt semi-automatic pistol.
The.454 Casull (/kə'sul/) is a firearm cartridge, developed as a wildcat cartridge in 1957 by Dick Casull and Jack Fullmer.
The.50 Browning Machine Gun (.50 BMG, 12.7×99mm NATO and designated as the 50 Browning by the C.I.P.) is a cartridge developed for the Browning.50 caliber machine gun in the late 1910s.
The.500 S&W Magnum (12.7×44mmSR) is a fifty-caliber semi-rimmed handgun cartridge developed by Cor-Bon in partnership with the Smith & Wesson "X-Gun" engineering team for use in the Smith & Wesson Model 500 X-frame revolver and introduced in February 2003 at the SHOT show.
The 10mm Auto (10×25mm, official C.I.P. nomenclature: 10 mm Auto, official SAAMI nomenclature: 10mm Automatic) is a powerful semi-automatic pistol cartridge first developed by American Jeff Cooper and introduced in 1983 with the Bren Ten pistol.
The 14.5×114mm (.57 Cal) is a heavy machine gun and anti-materiel rifle cartridge used by the Soviet Union, the former Warsaw Pact, modern Russia, and other countries.
The 5.45×39mm cartridge is a rimless bottlenecked Intermediate cartridge.
The 6.5×55mm (designated as the 6.5×55 Swedish by the SAAMI and 6,5 × 55 SE by the C.I.P.) is a first-generation smokeless powder rimless bottlenecked rifle cartridge.
For the 7.5mm Swiss pistol round, see 7.5mm 1882 Ordnance The 7.5×55mm Swiss or GP 11 (or unofficially 7.5×55mm Schmidt–Rubin) is a cartridge developed for the Swiss Army by mechanical engineer Lt.
The 7.62×39mm (aka 7.62 Soviet or formerly.30 Russian Short) round is a rimless bottlenecked intermediate cartridge of Soviet origin that was designed during World War II.
The 7.62×54mmR is a rimmed rifle cartridge developed by the Russian Empire and introduced as a service cartridge in 1891.
The 7.65×53mm Mauser (designated as the 7,65 × 53 Arg. by the C.I.P.) is a first-generation smokeless powder rimless bottlenecked rifle cartridge developed for use in the Mauser Model 1889 rifle by Paul Mauser of the Mauser company.
The 7.92×57mm Mauser (designated as the 8mm Mauser or 8×57mm by the SAAMI and 8 × 57 IS by the C.I.P.) is a rimless bottlenecked rifle cartridge.
The 7×57mm cartridge, also known as the 7mm Mauser, 7×57mm Mauser, 7mm Spanish Mauser in the USA and.275 Rigby in the United Kingdom is a first-generation smokeless powder rimless bottlenecked rifle cartridge.
The 8×50mmR Lebel (8mm Lebel) (designated as the 8 × 51 R Lebel by the C.I.P.) rifle cartridge was the first smokeless powder cartridge to be made and adopted by any country.
The 9×19mm Parabellum is a firearms cartridge that was designed by Georg Luger and introduced in 1902 by the German weapons manufacturer Deutsche Waffen und Munitionsfabriken (DWM) (German Weapons and Munitions Factory) for their Luger semi-automatic pistol.