This will help you identify which key fits in which door.
How to identify manufacturer of your door lock.
If there is no logo stamped on the faceplate or gearbox it is likely that the lock is manufactured by abt millenco weru or it is an older version of fullex of kfv.
Cheap low quality and mass produced locks often do not come with key codes.
Knockoffs are blank faced like this one.
They are generally accepted as being more secure than the standard spring lock because they cannot be opened unless a key is used to rotate the lock cylinder to the open position.
Avoid panic and alarm in emergencies by labeling and matching your keys and locks.
In that case you ll have to replace your entire lock system if you do not have a corresponding key.
Look at the edge of your door on the latch for a name.
It might be a workplace safety procedure or a home.
Kwikset is kw and schlage is sc the most common keyways are kw1 sc1.
They can be stamped with their full name on the head of the key or face of the lock.
Is the lock on the chiselled into the door.
Genuine kwikset deadbolts have the name kwikset embossed in bolt s face plate on the edge of the door older ones say kwikset right on the faceplate of the lock.
Morticed or on sits on the outside rim what locking mechanisms are on the lock.
These can be rekeyed using kwikset keys and factory tumblers as key cylinder dimensions are usually identical.
Check the faceplate and the gearbox on the lock for the manufacturers name or logo.
Check for a manufactures stamp on the lock face plate.
From the different types of locks deadbolts are the ones most commonly used for front doors.
3 name on the lock latch.
They are typically stamped on the key see video of images below.