Schlage B60N 625 KA4 Deadbolt Lock, Cylindrical, 1 3 8 in Door Thick Max, Chrome 54ZG09 Fluid Temperature 180°F Response Time Fluid Temperature 180°F Response Time 1 sec Coil Enclosure Explosion Proof Filter Assembly ANSI Grade 1 Inside Locking Access Keyway Outside Locking Access Keyway Cylinder Core Type Conventional Core Cylinder Lock Assembly Type Cylindrical Includes Core Core Included Number of Pins 5 Backset 2 3 8 in Door Thickness Maximum 1 3 8 in Door Thickness Minimum 1 3 4 in Finish Bright Chromium Plated Material Steel Key Type Keyed Alike Keyway Type C Visual Indicator Message No Message Location Type Residential Security Type Light Duty Number of Keys 2 Throw Length 1 in Faceplate Height 2 1 4 in Faceplate Width 1 in Strike Plate Height 2 3 4 in Strike Plate Width 1 1 8 in Ligature Resistance Not Ligature Resistant ADA Compliant No Includes Latch UL Listed Country of Origin USA