The sides of the door.
The name of the lock part inside the door.
Door handle or door knob parts in addition to the keypad or scanner on an electronic lock can be considered external while the internal parts are composed of everything hidden inside the door and everything behind the key slot.
Bolt or dead latch this is the part of the lock that inserts into the mortise to secure the door.
The lock cylinder is the meat of the door lock.
This is important to know when choosing a compatible lock for your use.
The frame to which the door is attached to via hinges.
The strike plate connects to the door frame and it is lined up with the dead latch.
It s useful for any diy er to know how things around the home operate.
When the door is closed the two are connected.
The rose insert connects between the inside knob and the door.
There are many different types of strike plates.
Key used to align the pins with the tumblers to allow the barrel to rotate and release the lock.
If a cylinder is sticking has a key broken off in it.
The hinge style is where the hinges are attached to.
Lock the internal component of the lock consisting of the tumblers pins and barrel.
Horizontal top and bottom parts of the door.
Flush bolt a door bolt which can be recessed flush into the edge or face of a door.
The lock style is where the lock and knob is placed.
Furniture the additional items needed which are screwed to one or both sides of the door to enable a lock or latch to be manually.
On doorknobs that have a lock it is employed by a small lever or push button on the interior handle.
The cylinder is the part that contains the code for the key and determines whether the door locks and unlocks.
Different parts of a lock the lock itself will also have a number of common components.
Understanding door lock parts.
Forend that part of the lock or latch through which the bolt s protrude and by which the lock or latch is fixed to the door.
A right handed lever has the door hinges located on the right side of the door as you look at it from the outside.
Each type of lock is built differently but let s take a look at the anatomy of a typical door lock usually used in homes or light commercial buildings.
Handing is a term used to indicate how a door swings.
The lock prevents the spindle of the bolting mechanism from retracting from the door frame making it impossible to open the door.
Every door lock has both internal and external components.
The frame is built into the wall.
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.
A left handed lever has the door hinges located on the left side as you look at the door s exterior.
Secures door to frame while enabling a swinging motion.