The reality is the parts often cost close to or as much as an entire new door lock.
Identify door lock manufacturer.
This is a good question.
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.
The best face recognition door lock system solution our company has a very distinguished place as the leading face recognition lock supplier in the global market where we offer the best range of gate locking systems for personal as well as industrial use.
Take that last photo to a locksmith to be sure but my money s on a kwikset compatible keyway.
The last photo you provide head on shot of the outside with the keyway clearly visible tells me that whoever actually made the lock is probably irrelevant the keyway strongly resembles one of the de facto standard kwikset keyways that are used on low end door locks across the usa.
Which manufacturer has the best warranty.
Door lock filler strike plates and protectors.
The warranty from one manufacturer to another will vary quite a bit.
In addition to the products from these manufacturers we also have access to thousands of products from the following manufactures that are not displayed online.
Door lock parts and latchbolts.
To help you find the right lock where no logo or name is present we have collated images of all the multipoint gearboxes currently available on this site to help you find the right one.
All manufacturers schlage sargent ies lcn cal royal and more brand name door hardware at american locksets.