The Sargent 8290 LB 26D is a heavy-duty mortise lock engineered for commercial and institutional buildings requiring maximum security and durability. It exceeds ANSI/BHMA Grade 2 standards and is UL-cUL listed for three-hour fire doors and windstorm applications, making it ideal for offices, hospitals, schools, and behavioral health facilities where strength and reliability are non-negotiable.
This mortise lock is available in 58 functions including electromechanical and security options, with 6 lever designs and 14 architectural finishes to match your building’s aesthetic. For compatibility details, keying options (Degree, Signature, KESO, XC), and installation guidance, contact our security experts at [email protected] or 1-877-207-6067. As an authorized Sargent dealer, we provide expert support and a 10-year manufacturer warranty.
Specifications
- Brand: Sargent
- Model: 8290 LB 26D
- Certification: ANSI/BHMA Grade 2
- Fire Rating: UL-cUL listed for three-hour fire doors
- Applications: Windstorm rated
- Functions Available: 58 different configurations
- Trim Options: 6 lever designs, 2 rose/escutcheon designs
- Finishes: 14 architectural finishes
- Security Systems: Degree, Signature, KESO, XC compatible
- Special Features: Behavioral health trim available, thru-bolted lever trim, strengthened cylinder retainer
- Warranty: 10 years
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