Terms in this set (44)
Is the recommended time (normally expressed in months) for which you can expect ammunition to be reliable when on duty.
Is the recommended time (normally expressed in years) for which you can expect ammunition to be reliable from the manufacturer time to issue time.
The relationship of the front sight and rear sight with the shooter's eye(s).
is the relationship between the eye, front sight, and target.
Involves maintaining sight alignment before, during, and after firing a round. You must maintain proper grip, stance, and finger placement on the trigger.
Is the technique used when you cannot use the sights on your weapon or you have no time to align the sight properly.
Is any object or obstacle that creates a bullet barrier between you and a threat.
Is any object or group of objects that creates a visual barrier between you and the threat but may not stop a projectile.
Occurs when there is no powder or a partial burn of powder and the primer ignites. A squib load makes a popping sound instead of a bang.
Immediate Action Drill Phase 1 (According to the Textbook)
Tap, Rack, Ready, Fire
Occurs when the shell stop fails to retain a shell in the magazine tube after one has been moved onto the carrier. The action will not close.
Stacked Feed- Shotgun
Occurs when a round is in the chamber and the action is closed. The shell latch fails to keep a round in the magazine tube.
A failure to extract the round from the chamber and a new round being fed from the magazine. Use the Phase 2 clearance method.
piece of spring steel mounted on the inside left of the receiver; when the action pulls a shell to the rear, it compresses and then releases the ejector as the bolt goes past it. A small extension stops the shell from going further and assists in ejecting the shell from the receiver.
supports the cartridge at rest and during firing (internal part)
Slide Stop Lever
The device that locks the slide in the open position.
when depressed, it causes the extractor to push the cartridge from the cylinder.
a smooth bore gun with a smooth interior surface, designed for firing at short distances.
a flat steel part that fits onto the action bars and on which the bolt sits (Shotgun).
Immediate Action Drill Phase 2
Lock, Strip, Roll, New, Rack, Ready, Fire
First Step in Holstering a Handgun
Maintain a proper grip and keep your finger off the trigger and outside the trigger guard.
1. Stand with your feet approximately shoulder-width apart. Keep your weight on the balls of your feet.
2. Bend your knees slightly to allow for movement.
3. Stand with your head and shoulders square to the target, body weight forward.
4. Lock your arms straight out in front, and bring the handgun to eye level.
Effective Range for a 12-gauge rifled slug
Bolt Lock Lever
holds the bolt to the rear when the charging handle is pulled to the rear and the lower portion is depressed; releases the bolt when the upper portion is depressed
portion of the grip that is placed in the palm of the shooting hand.
normally made of brass or copper dust held together with a resin material that disintegrates upon impact with steel or concrete; it can penetrate hollow core doors, drywall, or thin wood material.
bottom opening on the receiver that live rounds are fed into or removed from the magazine tube.
contains the firing pin, spring, and extractor (internal part).
complete ammunition cartridge that contains all parts of ammunition; a military term meaning one single cartridge.
Types of Flashlight Grips
Watchman, Law Enforcement/Tactical, Syringe
This technique is thumb-to-thumb; it uses the "watchman" grip. It provides some support for firearm control and good illumination in relationship to the weapon.
hold the flashlight in your support hand and the handgun in your shooting hand. Then, put the backs of your hands together. With your hands braced together, you have more control over the handgun.
mechanical device that, when activated, releases the slide
How to determine gauge of a shotgun
measurement of shotgun bores derived from the number of bore-sized balls of lead per pound. For example, 12 balls that fit the bore of a 12-gauge shotgun weigh one pound.
mixture used to ignite the propellant or powder charge.
markings found on the head of ammunition that indicate caliber or gauge and identify manufacturer.
opening on the side or bottom of the receiver; spent casings are ejected from it and live rounds are loaded into this port.
a button assuring that the bolt is locked.
provides a path for the fired bullet; its chamber holds the cartridge.
Most difficult handgun technique to master:
Metal hook-shaped part mounted on the bolt; the hook engages the rim of the cartridge so that when the action is brought to the rear, the extractor removes the shell from the chamber.
long cylinder-shaped tube through which the projectile travels from the chamber.
Puncture (Ammo Abnormality)
actual tear, detachment, or rip that looks like an opening in the case body.
Lower Receiver Group of Rifle
contains the magazine release, magazine well, trigger housing, and trigger components.