Do not use prints made from this website to mark distances.
Due to individual printers, dimensions on installation instructions may not print
at an accurate scale.
Kwikset products are backed by one of the most comprehensive warranty programs available. You can feel confident that with the purchase of Kwikset you have selected the best quality product, backed by the best customer service available.
This product comes with a lifetime mechanical and finish warranty to the original residential user of Kwikset against defects in material and workmanship as long as the original user occupies the residential premises upon which the product was originally installed. One year electronic warranty. This warranty DOES NOT COVER scratches; abrasions; deterioration due to the use of paints, solvents or other chemicals; abuse; misuse; or product(s) used in commercial applications. Upon return of a defective product to Kwikset Corporation, Kwikset may repair or replace the product or refund the purchase price. Kwikset is not liable for incidental or consequential damages. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above exclusion may not apply to you. This warranty gives you specific legal rights and you may also have other rights that vary from state to state. If a mechanical or finish defect occurs, please call 1-800-327-LOCK (5625) in the U.S. and Canada or return it to Kwikset Corporation, Consumer Services, 19701 Da Vinci, Lake Forest, CA 92610. For customers outside of the U.S. and Canada, claims under this warranty must be made only to either the place of purchase or to the listed importer.
19701 Da Vinci
Lake Forest, CA 92610
Some of our product families have available specialty functions. The specialty products
listed below can be ordered through our Wholesale or Distribution Partners. Please refer to our
printed catalog for complete specialty products availability.
Retrofit Kit for 663 Thumbturn in Polished Brass
Thumbturn One Side with Exterior Plate UL in Polished Brass
Single Sided Deadbolt with Exterior Plate UL
Kwickset 666 Double sided assembly, circa 1967
Hello REBrownlie,Thank you for your interest in Kwikset products. In order for us to better assist you, we ask that you contact us at 1-800-327-5625.Thank you,Kwikset Support Team
Date published: 2016-04-19
Do you make an oval faceplate that will fit this deadbolt thank you
Hello Youdaman,Thank you for your interest in the 665 Double Cylinder Deadbolt in Polished Brass, Model# 665 3. This product does not have an available oval faceplate.Thank you,Kwikset Support Team
Date published: 2016-04-18
how do you remove and old lock
Hello SteveO,Thank you for your interest in the 665 Double Cylinder Deadbolt in Polished Brass, Model# 665-3. For assistance with uninstalling an older Kwikset lock please contact Kwikset Consumer Services at 1-800-327-5625.Thank you,Kwikset Support Team
Date published: 2016-04-04
Hi is there key slots.on both sides of this lock, I can't tell by photo thanks Kenny
Hello KennyB123,Thank you for your interest in Kwikset model # 665-3. This lock is keyed on both sides of the door.Thank you,Kwikset Support Team
Date published: 2016-03-24
Max door thickness ? for 660
Hello pigeonflier,Thank you for your interest in Kwikset model # 665-3. The door thickness for this installation is 1-3/8" to 1-3/4" with an option of 2-1/4" using a thick door kit. If a thick door kit is needed please contact Kwikset consumer services at 1-800-327-5625.Thank you,Kwikset Support Team
Date published: 2016-03-15
can I buy the cover for this lock both front & back?
Hello natt,Thank you for your interest in Kwikset model # 665-3. Kwikset does not manufacture covers for deadbolts. We apologize for the inconvenience.Thank you,Kwikset Support Team
Date published: 2016-02-29
Can this double cylinder deadbolt be installed in a vertical configuration (i.e. I want to secure one side of a french door to the lintel above the door, as opposed to securing the French doors to one another)?
Hello MAK18,Thank you for your interest in Kwikset model # 665-3. It is not recommended to install the unit to work in a vertical position, this may cause the lock to function improperly and the door may be not secured properly.Thank you,Kwikset Support
Date published: 2016-01-15
I'm looking for a double lock with knobs for an exterior gate protecting entrance to home front entry Suggestions?
Hello RKO,Kwikset only features double cylinder deadbolts. Kwikset does not manufacture knobs that have double cylinders on the interior and exterior side of the door.Thank you,Kwikset Support
Date published: 2016-01-13