Corbin Russwin 487K21 7-Pin X Class Mortise Cylinder Plug with 77A1 Keyway, 2" Satin Brass Replacement Part

Corbin Russwin 487K21 7-Pin X Class Mortise Cylinder Plug with 77A1 Keyway in Satin Brass

The Corbin Russwin 487K21 is a 7-Pin X Class plug designed for 2" mortise cylinder applications, featuring the 77A1 keyway and finished in Satin Brass. Purpose-built as a precision replacement component for compatible Corbin Russwin mortise lock systems, this cylinder plug delivers the security and keying flexibility expected from a commercial-grade cylinder part. Its 2" mortise format ensures compatibility with standard commercial mortise lock preparations, while the 77A1 keyway provides controlled key access as part of the Corbin Russwin keying system.

Key Features

• 7-Pin X Class Security: Engineered with a 7-pin X Class plug configuration for enhanced key control and pick resistance in commercial security applications.
• 2" Mortise Format: Designed to fit standard 2" mortise cylinder housings, ensuring compatibility with a wide range of commercial mortise lock preparations.
• 77A1 Keyway: Features the Corbin Russwin 77A1 keyway, providing controlled key access and seamless integration within compatible Corbin Russwin keying systems.
• Satin Brass Finish: Finished in Satin Brass for a professional appearance that complements commercial door hardware installations.
• Genuine Corbin Russwin Cylinder Part: Manufactured as an authentic Corbin Russwin cylinder component, ensuring precise fit and reliable performance as a replacement part.
• Commercial-Grade Construction: Built to meet the demands of commercial door hardware applications where consistent, dependable performance is required.

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 77A1
• Features: Corbin Russwin Cylinder Parts

Typical Applications

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

Why Corbin Russwin 487K21?

Corbin Russwin cylinder parts are engineered to exacting commercial standards, and the 487K21 plug exemplifies that commitment with its 7-pin X Class configuration and precise 77A1 keyway compatibility. As an authentic Corbin Russwin replacement component, it ensures proper fit within compatible mortise lock systems, maintaining the security integrity and keying system consistency that commercial facilities depend on. For facilities managers and locksmiths requiring a genuine, specification-grade cylinder plug, the 487K21 in Satin Brass delivers reliable, professional-grade performance.