The rate which a succession of movements repeats itself; in an automatic firearm, it is usually expressed in shots per minute that are theoretically possible to be fired, given an unlimited supply of ammunition.
The act of chambering a cartridge, firing the cartridge, opening the action, ejecting the spent cartridge case, and loading the next cartridge if applicable.
The rotating part of a revolver that contains the cartridge chambers.
The relationship of the axis of the chamber in a revolver cylinder to the axis of the bore.
A shotgun barrel with a uniform interior diameter forward of the forcing cone to the muzzle end of the barrel.
The free longitudinal movement of the cylinder in the frame.
In a revolver, the space between the cylinder and the barrel measured with the cylinder in the rearmost position.
In revolver-type firearms, the rotational movement of the cylinder to bring the next chamber into alignment with the bore.
The pin around which the cylinder of a revolver rotates. This is a feature found on revolvers in which there is no crane. Also called Axis Pin, Base Pin, Center Pin.
A device which permits the swinging out of the cylinder from the frame of a revolver.