Medeco 20211730 6-Pin Key-in-Knob/Lever Cylinder for Corbin Russwin 800 CL3300 CL3400 CL3500 CL3600

Medeco 20211730 6-Pin Key-in-Knob/Lever Retrofit Cylinder for Corbin Russwin 800 CL3300 CL3400 CL3500 CL3600

The Medeco 20211730 is a 6-pin Key-in-Knob/Lever retrofit cylinder engineered to fit Corbin Russwin 800, CL3300, CL3400, CL3500, and CL3600 series locksets. Designed to retrofit knob-type cylindrical locksets, lever-type cylindrical locksets, padlocks, and bored-type auxiliary deadlatches and deadlocks, this cylinder delivers Medeco's renowned high-security key control in a drop-in replacement format. Constructed of durable machined brass components, it meets ANSI A156.30 Level A and ANSI A156.5 Grade 1 certifications, ensuring patent-protected key control and consistent quality for heavy-use commercial applications.

Key Features

• 6-Pin Cylinder Configuration: Features a 6-pin tumbler design for enhanced pick resistance and key control security in commercial-grade cylindrical locksets.
• Broad Retrofit Compatibility: Designed to retrofit knob-type cylindrical locksets, lever-type cylindrical locksets, padlocks, and bored-type auxiliary deadlatches and deadlocks — specifically compatible with Corbin Russwin 800, CL3300, CL3400, CL3500, and CL3600 series.
• UL437 Listed (M4): Medeco M4 Key-in-Knob cylinders are UL437 listed for drill and pick resistance, providing a certified high-security solution.
• Patent-Protected Key Control: Utility patent-pending key control technology restricts unauthorized key duplication for superior access management.
• Durable Machined Brass Construction: Cylinders are constructed of durable machined brass components for long-lasting performance in demanding commercial environments.
• Extensive Finish Options: Available in 14 finishes including Bright Brass (05), Satin Brass (06), Antique Brass (09), Satin Brass Blackened (10), Bright Bronze (11), Satin Bronze (12), Oil Rubbed Bronze (13), Bright Nickel (18), Satin Nickel (19), Antique Nickel (20), Black (22), Dark Bronze (24), Bright Chrome (25), and Satin Chrome (26).
• Industry-Leading Retrofit Range: Medeco offers over 100 different cylinder designs and tailpiece configurations, enabling the largest retrofit capability in the industry and reducing the need for complete lockset replacements.

Certifications & Compliance

• UL437 Listed for Drill and Pick Resistance (M4)
• ANSI A156.30 Level A — Patent-Protected Key Control and Physical Strength (M4, M3)
• ANSI A156.5 Grade 1 — Consistent Quality for Heavy-Use Applications (M4/M4 BiLevel, M3)

Technical Specifications

• Product Family: Key-in-Knob/Lever Cylinder
• Pinning: 6-Pin
• Compatible Hardware: Corbin Russwin 800 CL3300 CL3400 CL3500 CL3600
• Certification: UL 437 Listed; ANSI/BHMA A156.30 (M4); ANSI/BHMA A156.5 Grade 1 (M4)
• Construction: Durable machined brass components
• Warranty: 2-year manufacturer's warranty

Typical Applications

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

Why Medeco?

Medeco retrofit cylinders are built from durable machined brass components and certified to ANSI A156.30 Level A and ANSI A156.5 Grade 1 standards, delivering patent-protected key control and physical strength validated for heavy commercial use. With UL437 listing for drill and pick resistance and compatibility across over 100 cylinder designs and tailpiece configurations, the Medeco 20211730 provides a professional-grade security upgrade without requiring a full lockset replacement.