Knowing the Basics of a Commercial Mortise Lock

Understanding the fundamentals of a commercial mortise lock is crucial for those involved in heavy-duty, high-frequency applications. Unlike typical cylindrical or board-type locks, a commercial mortise lock comes disassembled with various robust components, making it a preferred choice for commercial settings.

The key components of a commercial mortise lock include a mortise body, discussion-type trim plates for both exterior and interior sides of the door, levers, a separate cylinder, and a strike plate. This lock is specifically designed for heavy-duty applications, as evident in its numerous and substantial parts.

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The components, such as the spring-loaded hubs, latch bolts, auxiliary deadlocking latch, and optional deadbolt, are engineered to withstand the demands of frequent use and provide added security.

Installation of a commercial mortise lock involves assembling its components into a properly prepared door. The hubs are spring-loaded to prevent sagging or drooping of the lever, ensuring durability over time. The strike plate is then affixed to the door jamb to engage the latch bolt securely, completing the installation process.

The commercial mortise lock’s complexity and multitude of parts highlight its suitability for challenging environments, offering a robust and secure solution for high-frequency use. For those seeking more information on commercial mortise locks, cylindrical locks, and other door hardware devices, exploring resources such as “” can provide valuable insights into the intricacies of these heavy-duty locking mechanisms.


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