Best 9K37IN-D-S3-626 Interchangeable Core Intruder Lever Lockset

The 9K Lock with Intruder Function Can Secure Classroom Doors Simply, Safely and Reliably.

In an emergency, locking classroom doors quickly from the inside is a critical step in protecting children and staff. The BEST 9K lock is a classroom lock with a visual indicator that shows which way to turn the key to ensure the door is securely locked. This simple, yet significant, marker can make a big difference when every minute counts. Mechanical locks like the 9K are an integral part of a comprehensive security strategy, and are also a cost-effective answer to the ongoing demand to make schools and classrooms more secure.

Intruder (IN) – ANSI Function F11

Visual Lockdown Indicator – Easy-to-understand marking on classroom side of lock shows which way to turn the key to lock the door from the inside of the classroom.

Pre-assembled heavy-duty chassis – Out of the box and onto the door, the 9K offers quick and easy installation.

Cast construction lock hub – Protects the lock’s critical components from everyday use and abuse.

Hardened steel through-bolt studs – Deliver maximum lever torque resistance that stands up to the hardiest hands.

Proven quality – Tested to exceed 10 times the BHMA Grade 1 criteria by UL.