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The SARGENT 60-8237 LNP 26D is a classroom-function mortise lock configured with an LN rose, P lever, and a Large Format Interchangeable Core (LFIC) prep that ships without a core installed. The satin chrome (26D) finish suits institutional and commercial door hardware schedules. This lock body installs into a standard mortise pocket cut into the door stile and is designed for classroom security applications where the outside lever locks and unlocks by key while the inside lever remains free for egress. Installation is performed by a licensed locksmith or commercial door hardware professional.
This mortise lock is suited for classroom and institutional environments in K-12 schools, universities, government facilities, and commercial office buildings where a classroom lockdown function is required. The LFIC prep allows the facility to specify and install their preferred large format interchangeable core separately, making it compatible with major LFIC cylinder programs used in master-keyed building systems. The P lever trim and LN rose are paired to this lock body at the factory.
Designed as an OEM-style mortise lock for commercial and institutional doors prepared to accept a standard mortise lock body with LFIC cylinder prep.
Mortise lock installation and core programming should be performed by a licensed locksmith or qualified commercial door hardware technician. Ensure the door and frame preparation meets the manufacturer's mortise pocket dimensions before installation. Verify the LFIC core to be installed is compatible with the facility's existing master-key or access-control system before ordering. Follow all applicable local building and fire codes regarding egress hardware when installing classroom-function locks.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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