Parts Of A Door Lock Latch

This piece of metal extends from the door into the frame and holds it closed.

Parts of a door lock latch.

The lock engages a bolt inside the door. When the lock body turns the latch or deadbolt moves to either allow or stop the door from being opened. The bolting mechanism is the metal piece that extends from the center of the doorknob into the door frame s latch hole to keep the door closed. The parts of the door lock that are not visible but that function to keep the lock working are known as the door lock mechanism.

The hardware hut and specifically selected third parties use cookies on this site to improve performance and usability for analytics and for advertising. The bolting mechanism has a spindle that retracts from the door frame when one of the handles is twisted allowing the door to open. It may have rounded corners or be a circular drive in faceplate. When the key fits the cylinder the pins inside the cylinder move engaging the bolt sometimes called a latch within the door lock.

As with any car part the make and model of your specific vehicle will determine the final cost of a door latch assembly. A metal plate on the edge of the door next to the latch or deadbolt the faceplate protects the lock from wear and tear. The strike plate is the part of the lock that attaches to the door frame. When you lock the door the door latch assembly pops into place and catches successfully locking your door.

Spring bolt a spring latch is a bolt held in place by a spring clip. The latch goes through the strike plate to form a secure lock or positive closure to the door. The shape of the faceplate used during installation depends on your door s preparation. 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.

There are two main styles of latch or bolt a spring bolt and a deadbolt. Strike plates come in a variety of shapes and sizes. Bolts and latches connected to and controlled by the lock body the latch or deadbolt is the part of the door lock that holds the door in place when it s locked. How much is a door latch assembly.

The spring is compressed to unlock the bolt and when released it snaps into a locked position. Inside the lock cylinder the housing containing both the key entry assembly and the deadbolt knob are pins springs a cam and the tang.