Parts Of A Door Lock Assembly

The anatomy of a door lock.

Parts of a door lock assembly.

The cylinder or lock body is the part of the door lock where you insert the key. 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. Key in locks knobs levers decorative side plates. The knobs or handles the exterior parts that you see and allow you to physically open the door.

Mfr part dp1 us26d. Door lock deadlatch square corner 1 1 8 x 2 1 4 faceplate 5 backset 7 8 housing diameter satin chrome for. Door locks commercial. This piece of metal extends from the door into the frame and.

A mounting plate which is attached to the frame of the door and holds the bolt or latch into place. Box strike plate. Most homes small commercial buildings and multipurpose spaces like schools and libraries still use traditional key and. Parts of a traditional lock cylinder lock body.

Door lock parts and components. Door bottoms thresholds weatherstripping. Door lock parts and latchbolts. It is made of strong metal built to sustain force.

Flush bolt strike dustproof 1 3 16 diameter x 1 7 8 depth satin chrome plated for threshold. Inside the lock cylinder the housing containing both the key entry assembly and the deadbolt knob are pins springs a cam and the tang. Pocket sliding door handles and locks. The individual pieces can be broken down into four basic parts.

Door lock filler strike plates and protectors. The lock engages a bolt inside the door. Electronic and pushbutton locks.