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|Backset||2-3/4", 2-3/8", Adjustable 2-3/8" or 2-3/4"|
|BHMA Certification||Grade 3|
|Cylinder||SmartKey 5 Pin|
|Door Thickness||1-1/2", 1-3/4", 1-3/8", 1-5/8"|
|Latch Faceplate||Drive-In, Round Corner, Square Corner|
Configure your Single Cylinder Deadbolt with SmartKey
Free Keying Option more info ▼
Choose "Keyed Alike" to use the same key on multiple locks or "Keyed Different" to ensure that your locks will have different key codes.
Please contact customer service for quotes on master keying or to key multiple manufacturers alike.
Two keys provided per key code.
Latch Type more info ▼Most residential doors are mortised for either a round corner or square corner latch. Drive-in latches do not have a faceplate and are generally used on hollow doors.
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660-S Single Cylinder Deadbolt with SmartKey by Kwikset
The largest-selling deadbolt in America, the 660 series deadbolt provides tough, effective protection at an affordable price. It is equipped with a full 1" throwbolt. This model locks and unlocks with a key from the outside and a thumbturn on the inside.
- Key it Yourself: Lock is rekeyable by using the included learn tool in less than 30 seconds without removing the lock from the door.
- SmartKey cylinders also feature a stainless steel side locking bar, racks and pins for increased strength and security.
- Features a fully adjustable latch to fit all standard door preparations (2-3/8" to 2-3/4" Backsets)
- ANSI/BHMA Grade 3 Security
- Crossbore 2-1/8"
- Edge Bore 1"
- Latch Face 1" x 2-1/4"
- Door thickness: 1-3/8"-1-3/4" doors standard.
- Cylinder: 5-pin SmartKey cylinder, cannot be keyed alike to a 6 pin cylinder.
- Bolt: 1" throw
- Lifetime mechanical and finish warranty
Manufacturer Model Numbers:
- Antique Brass: 96600-420
- Polished Brass: 96600-419
- Satin Chrome: 96600-483
- Satin Nickel: 96600-532
- Venetian Bronze: 96600-542
Additional Kwikset Links
- View Manufacturer Warranty
- Shop All Kwikset Products
- Shop All Kwikset 660 Series Deadbolt Collection Products
Our SKU: 660-S
This product is listed under the following manufacturer number(s):
*Denotes a finish or option that has been discontinued
3 Questions from the Community
Will the key for 660-S work in a 980-S?
Do these locks have BumpGuard technology?
There are two locks pictured for your 660-S. Do you get both?
Kwikset 660 Series Deadbolt Collection
Other Products In The Kwikset 660 Series Deadbolt Collection
Security Series One Sided Deadbolt
RFAL Security Standard$9.15
Single Cylinder Deadbolt from the 660 Series
Double Cylinder Deadbolt from the 660 Series
Double Cylinder Deadbolt with SmartKey from the 660 Series
Warranties cover the original residential user of Kwikset Products against defects in material and workmanship as long as the original user occupies the residential premises upon which the product was originally installed. This warranty DOES NOT COVER abused or misused products or non-commercial products used in commercial applications.
If a covered defect occurs, email or call 1- 800-327-LOCK (5625) for further assistance. A finish deterioration occurring from the use of paints, solvents or other chemicals is not a defect in the finish and is not covered by this warranty.
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. Mechanical and finish warranties are different for each Kwikset brand. One or more brands may be installed in your home (for instance, Kwikset UltraMax Signatures™ on the front door and Kwikset Maximum Security® on interior doors). Contact Kwikset for specific provisions.