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The BEST 9K37IN15DS3626 is a heavy-duty cylindrical lever lockset from the 9K Series, designed for commercial and institutional door hardware applications. It features a 2-3/4 inch backset, a 7 Pin Intruder cylinder configuration, and a 15 Lever trim paired with a D Rose escutcheon. The unit ships less core, meaning it accepts BEST interchangeable cores for integration into an existing masterkey or access control system. The Satin Chrome finish meets the demands of high-traffic facilities. Weighing 4.35 pounds, it is built for long-term service in demanding environments. Installation is handled by licensed locksmiths or commercial door hardware technicians.
This lockset is suited for commercial, institutional, and industrial door applications where robust mechanical security and key system flexibility are required. The less-core configuration makes it a practical choice for facilities managers and security contractors who maintain large masterkey systems across multiple buildings or access zones. The ANSI Strike included in the package ensures compatibility with standard door frame preparations. The 9K Series is commonly specified in schools, healthcare facilities, government buildings, and other high-traffic environments.
Designed for use with BEST interchangeable core systems in commercial cylindrical lockset applications. Core must be ordered separately. Consult BEST documentation to confirm core and trim compatibility with your specific masterkey program.
Installation should be performed by a licensed locksmith or qualified commercial door hardware technician. Power down or disable any associated access control or alarm circuits before beginning work on the door assembly. Verify door thickness, backset, and frame preparation against the product specification sheet before mounting. Core installation and masterkey programming should follow the applicable BEST system guidelines for the facility.
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