A term used by the military to denote bullet. Also used by Olin Industries to describe their spherical powder.
The science and study of projectiles in motion. Divided into three parts: INTERIOR ballistics is used to describe the events which take place from ignition until the projectile leaves the muzzle. EXTERIOR ballistics describes the projectile’s flight from muzzle to target, and TERMINAL ballistics is the study of events after the bullet reaches the target.
The ratio of a bullet’s sectional density to its coefficient of form, used to describe the bullet’s effectiveness in overcoming air resistance during flight.
A unique rifle bullet designed by John Nosler that combines the qualities of the Nosler® Solid Base® (see SOLID BASE) bullet with a polycarbonate tip that resists deformation in the magazine or feed ramp of a rifle during recoil. These bullets have a higher ballistic coefficient than most other bullets of the equivalent size and weight due to the sharp, aerodynamic tip.
BARREL CYLINDER GAP
The gap or space between the cylinder and forcing cone of the barrel in a revolver.
The portion of a projectile which comes in contact with the bore.
The part of the stock which forms the contact with the action and/or barrel. The act of fitting the action to the stock.
A cartridge case with a reinforcing belt forward of the extractor groove, characteristics of most modern “magnum” cartridges.
Normally found in only European cartridges, the Berdan Primer requires a protrusion in the bottom of the primer pocket to serve as an anvil (see ANVIL).
The pronounced taper at the heel of a bullet. Used frequently on military and match bullets and found on all Nosler AccuBond®, Ballistic Tip® and E-Tip® rifle bullets.
The portion of a case between the head and the point where the shoulder begins to taper.
The part of the action which contains the firing pin assembly, extractor mechanism and the locking system.
The interior of a barrel. When used to describe a rifled barrel, the diameter before the rifling is cut. Also called “bore diameter.”
The technique of aligning the sights of a rifle with the target by sighting through the barrel.
The primer type used in American centerfire ammunition, both sporting and military.
A common term used by handloaders in referring to empty cartridge cases. An alloy of copper and zinc.
The cartridge component which, when in flight, becomes a projectile.
The vertical distance of the bullet’s trajectory above or below the line of sight.
Tool used to remove bullet from case.
A relative term used to define the rate at which a powder burns in comparison with other powders in individual cartridges.