B600-Series Commercial Grade 1 One Sided Deadbolt with Full Size Interchangeable Core
The B661R one sided deadbolt includes a full size interchangeable core with a 6-pin solid brass Schlage C123 keyway. The one sided deadbolt can only be thrown or retraced by key from the outside and has a blank plate on the inside. The bolt automatically deadlocks when it is fully thrown.
The B600-SERIES are Schlage’s highest grade deadbolt locks; featuring solid brass or bronze 7/8″ (22mm) rotating trim rings. Bolts are made of a strong steel alloy, containing a hardened steel roller to prevent cutting or sawing. Mounting screws are protected against drilling by steel balls.
Features:
One Sided Heavy Duty Commercial Deadbolt
Includes Full Size Interchangeable Core
6-Pin Solid Brass Schlage C123 Keyway
Lock is Furnished 1-Bitted with (2) 6-Pin Keys
ANSI Grade 1 A156.2
UL/cUL Listed As An Auxiliary Lock For All Functions Up To Three-Hour Doors
1-5/8″ to 2″ Door Thickness
2-3/8″ Standard Backset
Anti-Pry Shield Can Be Removed To Fit 1-1/2” Prep
Square Corner 1-1/8″ x 2-1/4″ Faceplate Standard
Square Corner Strike 1-1/8″ x 2-3/4″ with Box and Door Frame Reinforced Standard
Similar Products:
Single Cylinder B660R
Double Cylinder: B662R
Single Cylinder Classroom B663R
For over 90 years, Schlage has been making homes more stylish and secure with the best door locks and door hardware. Today the Schlage family of products also includes the very best in electronic locks, keyless door locks, and home security. Let Schlage’s hardware and security solutions protect and enhance the things that matter most to you.
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Schlage B600-Series Collection
Specifications
| Material | Brass |
| Thermostat | Transitional |
| Style | Commercial |
| Cylinder Type | Single Cylinder |
| Latch Faceplate | Drive-In, Square Corner |
| Cylinder | 6 Pin Schlage C |
| Keyway | C123 |
| Concealed Screws | No |
| Mortise | No |
| Interchangeable Core Type | Full Size |
| ADA | No |
| Approved for Commercial Use | Yes |
| Manufacturer Warranty | 3 Year Limited |
| Collection | B600-Series |
| Series | B600-Series |
| Certifications | UL |
| Outdoor Approved | Yes |
| ANSI Certification | A156.2 |
| BHMA Certification | Grade 1 |
| Fire Rated | Yes |
| Backset | 2-3/4", 2-3/8" |
| Cross Bore | 1-1/2", 2-1/8" |
| Door Thickness | 1-3/4", 1-5/8", 1-7/8", 2" |
| Edge Bore | 1" |
| Interchangeable Core | Yes |
| Color | Satin Chrome |
| Color Tone | Silver Tones |


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