The Definition of Recoil Lug
A stout flange, invariably incorporated into the underside of the front receiver ring of a bolt action, and also frequently
incorporated into the underside of the barrel of a heavily-recoiling rifle, which when properly bedded, transfers recoil to the stock.
19 Other Firearms Definitions You Need To Know
The chemical propellant which is burned to produce the hot gases which send the projectile flying downrange.
The distance the trigger must travel before it reaches the break point and fires the gun.
The National Rifle Association. This organization coordinates shooting events on a national level, provides firearms training to civilians and law enforcement,
fights restrictive firearms legislation and supports the constitutional right of law abiding citizens to own and carry firearms.
Short, interchangeable cylinders, of
subtly different internal tapers, that screw into a threaded recess at the muzzle of a
shotgun. By inserting different choke tubes, one can alter the shot pattern thrown by the
Firearm Owners' Protection Act of 1986. It is a United States federal law that revised many provisions of the Gun Control Act of 1968.
It bans civilian ownership of machine guns manufactured after May 19, 1986. Firearms made and registered before that date are not affected.
The law limits the Bureau of Alcohol, Tobacco and Firearms
from inspecting gun dealers more than once a year, with follow-up inspections allowed only
The law also specifically forbids the government from creating a national registry of gun ownership.
Attribute of a break-open gun whereby the barrels drop down simply by pressing the toplever without muscling them
open manually. The Holland & Holland system utilizes a coil spring within a cylindrical housing mounted just ahead of the forward lump to urge the barrels open.
The Purdey system utilizes residual energy remaining in the mainspring after the gun has been fired.
Both systems enable a shooter to load more quickly when birds are coming fast.
A shooting sport that combines both skiing and rifle shooting. It is the only shooting activity in the Winter Olympics.
There is also a summer biathlon which involves running and shooting but it is not yet an Olympic event.
The part of a revolver's frame connecting the recoil shield to the barrel-mounting recess; adding considerable strength compared to that
of early black powder Colt revolvers, and providing a base for a rear sight.
A built in lock that may prevent the firearm from being fired.
A unit of adjustment for a sight.
Hearing protection that completely covers both ears and is usually attached to a headband.
A passive, external safety typically located on the backstrap, which must be fully depressed to release the trigger. Most 1911-pattern pistols feature a grip safety.
In the Traditional Isosceles
Both arms are stretched almost equally forward with the gun centered forward.
The knees are straight or only slightly flexed, and the entire body is upright and parallel to the target.
This is an acceptable range stance provided recoil control is not an issue and you don't need to make rapid follow-up shots.
However, if you are practicing for self-defense, you will probably want to use the Modern Isosceles stance stance instead.
A misfeed or other failure to fire which can be cleared on the spot and without tools.
The proper adjustment of the various interrelated moving parts of a gun so that every operation works in proper sequence, such as that the two ejectors
of a double gun kick out the spent cases at the same instant and with the same force.
Spiral grooves formed into the bore of a gun barrel, which cause the bullet to spin upon firing, thus stabilizing it much like a thrown football.
Rifling may be cut, swaged, or forged into the barrel.
Refers to a visible dark ring created by the primers in centerfire ammunition around the firing pin hole in the frame after much use.
A mark within a border, typically
stamped into the wood, especially of an American military rifle. It shows the
initials of the name of the accepting inspector and often, the date he accepted
the firearm into service.
An unexpected delay between the triggering of a firearm and the ignition of the propellant.
This failure was common in firearm actions that relied on open primer pans, due to the poor or inconsistent quality of the powder.
Modern weapons are susceptible, particularly if the ammunition has been stored in an environment outside of the design specifications.
Reloaded ammunition may also be the cause if not reloaded properly