Sargent 63-40 Large Format Interchangeable Core (LFIC) Mortise Cylinder with Quick-Change Technology

Sargent 63-40 Large Format Interchangeable Core Mortise Cylinder with Quick-Change Technology

Professional Removable Core Cylinder System for Commercial Applications

The Sargent 63-40 Series Large Format Interchangeable Core (LFIC) Mortise Cylinder delivers advanced key control and rekeying convenience for commercial door hardware systems. This solid brass cylinder features a 1-5/32" diameter construction with removable core technology that allows cores to be changed quickly without removing the lock from the door. Available in multiple Sargent keyway families (A, B, C, G, H, K, L, N, R, and V) plus CR and S single key sections, with 6-pin standard configuration and master/grand-master keying capabilities.

Professional Features & Benefits

• Quick-Change Core Technology: LFIC removable cores can be changed rapidly without removing the lock from the door, providing enhanced security and operational efficiency.
• Heavy-Duty Construction: Solid brass cylinder with 1-5/32" diameter provides exceptional durability for demanding commercial applications.
• Universal Sargent Compatibility: Compatible with many Sargent products including exit devices, mortise locks, bored locks, and padlocks for system-wide integration.
• Advanced Keying Options: Supports master and grand-master keying with 6-pin standard configuration, plus conventional cylinder integration when quick-change features are not required.
• Extensive Keyway Selection: Available in Sargent keyway families A, B, C, G, H, K, L, N, R, and V, plus CR and S single key sections with HA keyway supplied as standard.
• Special Control Key Operation: Dedicated control key releases the locking cam for immediate core removal, streamlining rekeying procedures.
• Field Keying Capability: 1-bitted cylinders available for field keying applications, supplied with 2 key blanks, pins and springs in chambers 3 and 4.
• Professional Finish Options: Available in finishes 3, 4, 9, 15, 10, 10B, 10BE, 10BL, 20D, 32, 32D, and BSP with brass, bronze, and stainless steel cap options.

Technical Specifications

• Refer to manufacturer documentation for complete technical specifications.

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose Sargent Quality?

Sargent 63-40 Series LFIC cylinders deliver professional-grade reliability with solid brass construction and precision-engineered removable core technology. The quick-change capability and extensive keyway compatibility make these cylinders ideal for demanding commercial applications where flexible key control and operational efficiency are essential. Wide variety of master key systems and finish options ensure seamless integration with existing Sargent hardware systems.