Depending on the lock you.
Front door lock parts names.
It s useful for any diy er to know how things around the home operate.
Sometimes called a rose the trim is a decorative plate attached to the door under the knob or lever.
The lock cylinder is the meat of the door lock.
Like your car s engine under the hood this is the internal body of the lock the unseen working mechanisms inside the door.
If you need a new lock because you lost the key to the door you may opt for re keying the cylinder rather than replacing it.
This is the part of the lock that moves in and out and rests in the carved out part of the door frame known as the box when the door is locked keeping it in place.
The hardware of the doorknob includes screws and other metal pieces that help hold the doorknob on the door.
Doorknobs have two handles one on each side of the door and are either locking or non locking.
Door lock parts names diagram.
The cylinder is the part that contains the code for the key and determines whether the door locks and unlocks.
The main parts of a door lock are the cylinder bolt box and strike plate.
When the key fits the cylinder the pins inside the cylinder move engaging the bolt sometimes called a latch within the door lock.