This is a Stanley Grade 1 HD auxiliary deadbolt with a small format interchangeable core (SFIC) cylinder position. It mounts on a door as a second locking point alongside the primary lockset. It suits classroom openings and other doors that need an added deadbolt. Part QDB187 605 NOL 478S LC is the Classroom SFIC, No Latch ANSI Strike, Less Cylinder version in Bright Brass.

• Classroom SFIC
• No Latch ANSI Strike
• Less Cylinder
• Finish 605 Bright Brass
• Part number QDB187 605 NOL 478S LC