Corbin Russwin 487K21 7-Pin X Class Mortise Cylinder Plug, 2" with 57B1 Keyway in Satin Brass

Corbin Russwin 487K21 7-Pin X Class 2" Mortise Cylinder Plug with 57B1 Keyway in Satin Brass

The Corbin Russwin 487K21 is a precision-engineered 7-Pin X Class plug designed for 2" mortise cylinder applications. Featuring the 57B1 keyway and a Satin Brass finish, this replacement cylinder plug is a genuine Corbin Russwin component built to maintain the security integrity and key control standards of the X Class cylinder system. Ideal for commercial door hardware installations where reliable, brand-consistent replacement parts are essential.

Key Features

• 7-Pin X Class Configuration: Features a 7-pin X Class plug design delivering enhanced key control and security for commercial mortise cylinder applications.
• 2" Mortise Cylinder Compatibility: Precisely sized at 2" for direct compatibility with standard mortise cylinder housings used in commercial door hardware.
• 57B1 Keyway: Manufactured to the 57B1 keyway specification, ensuring proper key interchange within Corbin Russwin X Class keying systems.
• Satin Brass Finish: Finished in Satin Brass for a professional appearance that coordinates with complementary Corbin Russwin hardware.
• Genuine Corbin Russwin Component: An authentic Corbin Russwin cylinder part engineered to maintain the performance and security standards of the original mortise cylinder assembly.
• Commercial-Grade Replacement Part: Designed specifically for commercial applications, supporting easy field replacement and re-keying of existing mortise cylinder installations.

Technical Specifications

• Department: Door Hardware
• Product Category: Mechanical Locks
• Product Group: Parts and Accessories
• Subcategory: Parts and Accessories
• Product Subgroup: Parts and Accessories
• Product Type: Cylinders
• Parts and Accessories Type: Replacement Parts
• Commercial/Residential: Commercial
• Product Model: 487K21 57B1
• Features: Corbin Russwin Cylinder Parts

Typical Applications

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

Why Corbin Russwin 487K21?

Corbin Russwin cylinder parts are manufactured to exacting standards, ensuring seamless compatibility and consistent key control performance within the X Class cylinder system. The 487K21 plug supports reliable field serviceability for commercial mortise lock installations where maintaining original security specifications is critical. Specifying genuine Corbin Russwin replacement components helps preserve the integrity of the overall keying system and the long-term performance of the door hardware assembly.