Kwikset 660/665 Deadbolt

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The 660 Single Cylinder is Kwikset's top selling deadbolt, and for good reason! It's durable, reliable, and easy to install. It comes in a variety of finishes sure to match any of Kwikset's levers and knobs.

Performance Features

  • Features a fully adjustable latch to fit all standard door preparations
  • ANSI/BHMA Grade 3 Security
  • Lifetime mechanical and finish warranty
  • Cylinders feature a stainless steel side locking bar, racks and pins for increased strength and security
  • Patented side locking bar technology offers improved security by protecting against lock bumping, an attack technique used to defeat conventional pin & tumbler locks.

Technical Specifications

ADA
Interior turn meets sec. 4.13.9 ADA requirements
ANSI Certification
A156.2
Backset
Adjustable 2⅜" or 2¾"
BHMA Certification
Grade 3
Bolt
1" throw
Cylinder
5 pin Standard or SmartKey
Cross Bore
2⅛"
Door Thickness
1⅜" to 1¾"
Edge Bore
1"
Functions Available
Single Cylinder, Double Cylinder
Latch Face
1" × 2¼"
Latch Type
Round Corner, Square Corner and Drive-In
Panic Proof
No
Product Class
Residential
Projection, exterior
1-1⁄16"
Projection, interior
27⁄32"
Rose Diameter, exterior
2-7⁄16"
Rose Diameter, interior
2½"
Thumbturn Length
1¾"

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