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Chart of Unsafe Firearms and Ammunition Combinations

 


 

Glossary Results

H - 32 matching terms

HALF COCK
The position of the hammer, when about half retracted and held by the sear, intended to prevent release of the hammer by a normal pull of the trigger. This can be the safety or loading position of many guns.

HAMMER
A component part of the firing mechanism which strikes the firing-pin, primer or percussion cap.

HAMMER BLOCK
A device intended to isolate the hammer from the firing-pin except when the trigger is pulled.

HAMMER NOSE
That part of the hammer which serves as firing-pin.

HAMMER NOTCH
One or more grooves in the outer surface of a hammer which interface with the hammer or sear.

HAMMER REBOUND
A feature of some firearms, usually hammer guns, wherein the hammer, after striking the firing-pin, retracts slightly before coming to rest.

HAMMER SPUR
The knob or extension on an exposed hammer which acts as a cocking or decocking aid.

HAMMER STRUT
A component part of the firing mechanism of some firearms which is connected between the hammer and the trigger and which acts to move the hammer to the firing position when the trigger is pulled. Also refes to a strut which guides a coil mainspring to power a hammer.

HAMMER, FORGED
A barrel which is hammered around a mandrel into it’s final shape.

HAMMER, TARGET
A firearm hammer having a wider spur designed for convenient and rapid cocking.

HAMMERLESS
Any firearm having a concealed hammer or striker.

HAND
The lever that rotates a revolver cylinder. Sometimes called a pawl.

HAND STOP
See Stop, Hand.

HANDGUN
A short barreled firearm designed to be held and fired with one hand.

HANDLE, OPERATING
Handle of semi or full automatic firearm used to cycle firearm without firing. Also called Charging Handle, Cocking Handle, Cocking Knob.

HANDLOADING
The process of manually reassembling a fired cartridge case with a new primer, propellant and bullet or wads and shot. See Reloading.

HANGFIRE
See Delayed Fire.

HARD SHOT
See Shot, Chilled.

HARDBALL
A slang term for Full Metal Jacketed pistol ammunition with no lead exposed at the tip.

HEAD
The end of the cartridge case in which the primer or priming is inserted and the surface upon which the headstamp identification is imprinted.

HEAD CLEARANCE
The distance between the head of a fully seated cartridge or shell and the face of the breech bolt when the action is in the closed position. Commonly confused with headspace.

HEAD, REBATED
See Cartridge, Rebated.

HEADSPACE
The distance from the face of the closed breech of a firearm to the surface in the chamber on which the cartridge case seats.

HEADSPACE GAGE
A device used in a firearm to determine the distance between the breech face and the chamber surface on which the cartridge seats. Also called Breeching Plug.

HEADSTAMP
Numerals, letters and symbols (or combinations) stamped into the head of a cartridge case or shotshell to identify the manufacturer, caliber or gage, and other additional information.

HEEL
1. The part of a rifle or shotgun stock at the top of the butt end.
2. The rear portion of a bullet.

HEEL CAVITY
A recess in the base of a bullet.

HIGH BASE
See Base, High.

HIGH BRASS
Common terminology referring to the length of the external metal head on a shotshell. Properly called High Cup.

HINGE
See Joint.

HOOK RIFLING
See Rifling, Cut.

HULL
A slang term for a cartridge or shotshell case.

A B C D E F G H I J K L M
N O P Q R S T U V W X Y Z

Abbreviations:

A-L | M-Z