Introduction
In environments where safety, security, and durability are non-negotiable, choosing the right door hardware is critical. The Schlage ND Series HSLR Ligature Resistant cylindrical locks provide a robust solution for behavioral health facilities, correctional centers, and high-security commercial buildings.
Designed to prevent tampering and ligature attachment while maintaining smooth, reliable operation, the ND HSLR Series represents Schlage’s highest standard in ligature-resistant, high-security access control. Combining Grade 1 performance with ligature-resistant design, this hardware line supports the safety of both staff and occupants.
What Is the Schlage ND Series HSLR Ligature Resistant Lock?
The ND HSLR (High Security Locking Rail) Series is a specialized extension of Schlage’s proven ND cylindrical lock line. It’s designed for applications that require both heavy-duty locking performance and ligature resistance, reducing the risk of self-harm or misuse.
Core Highlights
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Ligature-resistant design: Smooth surfaces and tamper-resistant features.
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Grade 1 certified: Meets the highest ANSI/BHMA standards.
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HSLR reinforcement: Enhanced internal stability and torque resistance.
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Electronic integration: Compatible with access control and credential systems.
- Fire- and ADA-compliant: Tested for UL fire ratings and accessibility standards.
Key Benefits of the Schlage ND Series HSLR
Safety-First Ligature Resistance
Purpose-built for behavioral health and correctional environments, the ND HSLR’s rounded profiles and flush trim designs minimize ligature points. It ensures patient and occupant safety without compromising door functionality.
Heavy-Duty Construction
With forged steel torsion springs and precision-machined components, the ND HSLR withstands millions of cycles, ideal for 24/7 facilities like hospitals and institutions.
Seamless Access Control Integration
These locks are compatible with Schlage electronic systems, including:
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Schlage Engage™
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Schlage Express™
- Allegion access control software
This allows users to manage access via keycards, mobile credentials, or PINs while maintaining physical safety compliance.
Enhanced Security and Compliance
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Meets ANSI/BHMA A156.2, Grade 1
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UL 10C 3-hour fire-rated
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ADA compliant
- Ligature-resistant standards per FGI Guidelines
These certifications ensure full compliance across healthcare, detention, and institutional design projects.
Popular Schlage ND Series HSLR Ligature Resistant Products
Below are some of the most popular and widely specified models within the Schlage ND HSLR family, trusted by architects, facility managers, and security integrators:
Schlage ND70JD-HSLR Classroom Security Function
Function: Key locks or unlocks the outside lever; the inside lever is always free
Ideal for: Behavioral health facilities requiring lockdown capability from the inside
Features: Anti-ligature lever design with internal clutch mechanism
Key Benefit: Provides staff with flexible security options during emergencies
Schlage ND53BD-HSLR Entrance/Office Function with Deadlocking Latch
Function: Lock/unlock via key or push-button; includes deadlocking latch for enhanced protection
Ideal for: Administrative and secure care areas needing extra security
Features: Tamper-resistant escutcheon and ligature-resistant lever
Key Benefit: Adds a deadlocking feature for reinforced door integrity and staff protection
Schlage ND80PD-HSLR Storeroom Function with Conventional Cylinder
Function: Outside lever always locked; key required for access
Ideal for: Supply rooms, staff areas, and secure storage zones
Features: Ligature-resistant hardware compatible with standard Schlage cylinders
Key Benefit: Combines proven Schlage ND security with behavioral safety design
Schlage ND40S-HSLR Privacy Function
Function: Push-button privacy lock; can be opened from the outside with an emergency tool
Ideal for: Patient bathrooms, exam rooms, or areas requiring temporary privacy
Features: Ligature-resistant lever and tamper-resistant mounting
Key Benefit: Offers patient privacy without compromising emergency access or safety
Common Applications
The ND HSLR Ligature Resistant line is designed for a wide range of high-security and safety-critical environments:
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Facility Type |
Application |
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Behavioral Health Centers |
Patient rooms, nurse stations, observation areas |
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Hospitals & Clinics |
Isolation rooms, ERs, staff-only access points |
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Correctional Facilities |
Inmate housing, administrative offices |
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Educational Institutions |
Secure learning or counseling areas |
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Government & Military |
High-security access doors, restricted offices |
Installation & Maintenance Best Practices
For consistent performance and compliance:
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Follow Schlage’s ND HSLR installation templates precisely.
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Check door and frame alignment before final tightening.
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Use tamper-proof fasteners provided with each lockset.
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Schedule regular torque and function testing (recommended quarterly).
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Avoid using abrasive cleaners, as they may damage ligature-resistant finishes.
Proper installation ensures optimal operation and extends the life of your Schlage hardware.
Why Schlage ND HSLR Sets the Standard?
With over a century of innovation, Schlage continues to lead the door hardware industry with products that combine engineering precision, safety, and design versatility. The ND Series HSLR Ligature Resistant cylindrical locks embody this legacy, offering unmatched reliability where it matters most.
Choosing Schlage means investing in:
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Trusted ANSI/BHMA Grade 1 security
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Field-proven ligature-resistant designs
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Easy integration with modern access control
- Comprehensive technical and warranty support
Conclusion
The Schlage ND Series HSLR Ligature Resistant cylindrical locks remain the benchmark for high-security, safe, and code-compliant door hardware in behavioral health, correctional, and institutional facilities. With their ligature-resistant design, HSLR strength, and ND durability, these locks provide reliable protection for both people and property, ensuring peace of mind for architects, facility managers, and security professionals alike.
For those looking to source or specify high-quality Schlage ND HSLR locks, QualityDoor.com offers a comprehensive selection, product specifications, and expert guidance to help you choose the right hardware for your facility. By partnering with QualityDoor.com, you can be confident in obtaining authentic, certified Schlage hardware backed by professional support.
