The MS-1893-26-IB from Adams Rite is a versatile deadlock/deadlatch designed for maximum security and operational convenience. Ideal for banks or stores, it features a unique three-mode control system that allows unrestricted access during business hours, exit-only traffic after closing, and maximum security for overnight lockup. Its durable construction and compatibility with standard mortise cylinders make it a reliable choice for any commercial setting.
Adams Rite MS-1893-26-IB Deadlock Features
- Three Modes of Operation: Offers unrestricted entry during business hours, exit-only control after hours, and maximum security overnight, providing flexibility and security throughout the day.
- 360° Key or Thumb Turn: Efficiently throws or retracts the hook-shaped deadlock with a simple turn, enhancing user convenience.
- Spring-Loaded Latchbolt: Handle-operated latch allows easy exit without compromising security, ensuring quick egress.
- Standard Mortise Cylinder Compatibility: Works with any standard 1-5/32” diameter mortise cylinder, allowing for customization and ease of replacement.
- Durable Construction: Designed to withstand high traffic and provide long-lasting security, making it ideal for commercial applications.
Adams Rite MS-1893-26-IB Detailed Specifications
| Product Type | Deadlock / Deadlatch |
| Installation Type | Commercial / Institutional |
| Operation Modes | Unrestricted, Exit-only, Maximum Security |
| Key Turn | 360° for deadlock, 120° for latchbolt |
| Handle Function | Operates spring-loaded latchbolt only |
| Cylinder Specification | Standard 1-5/32” diameter mortise type |
| Construction Material | High-quality metal for durability |



















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