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.
Parts of lock with door jamb.
Beyond parts there are a few more terms you might find helpful when it comes to purchasing and installing your door hardware.
When the lock body turns the latch or deadbolt moves to either allow or stop the door from being opened.
The flat surface that runs vertically up either side of the door frame is the jamb.
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The backset is the distance from the edge of the door to the center line of the prepared cross bore hole drilled to install most locks.
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In addition to the jamb here are the other components of a door frame.
This is the horizontal component located above the door.
Other parts of a door frame.
The jamb is only part of a door frame.
It features two grooves into which the door jambs fit.
When it s locked the cylinder engages a series of spring loaded pins which keep the cylinder from turning.
When you insert a key the uneven edge pushes the pins upward to fit the key s height in that location within the lock body.