A gun part is any component of a firearm that contributes to its operation. The crossword solutions for the term GUN PART include BARREL (6 letters), BREECH (6 letters), TRIGGER (7 letters), SILENCER (8 letters), RECEIVER (8 letters), GRIP (4 letters), BARRELS (7 letters), SEAR (4 letters), and SAFETY (6 letters), PULLPIN (7 letters). The BARREL is the tube through which the bullet passes when fired. The BREECH is the rear end of the BARREL where the cartridge is inserted. The TRIGGER is the lever that releases the firing pin when pulled. The SILENCER is a device that reduces the sound of a gunshot. The RECEIVER is the main body of the gun that houses the operating parts. The GRIP is the handle of the gun. The BARRELS are the tubes that contain the bullets. The SEAR is the part of the TRIGGER mechanism that holds the hammer or striker back until the TRIGGER is pulled. The SAFETY is a switch that prevents the gun from firing when engaged. The pullpin is a pin that holds the action together.