Medeco 2020173 6-Pin Key-in-Knob/Lever Retrofit Cylinder for Sargent 6 Line with Medeco Cylinder Spacer CP-160321

Medeco 2020173 6-Pin Key-in-Knob/Lever Retrofit Cylinder for Sargent 6 Line with Medeco Cylinder Spacer CP-160321

The Medeco 2020173 is a 6-pin Key-in-Knob/Lever retrofit cylinder engineered to replace the original Sargent 6 Line cylinder spacer with the Medeco Cylinder Spacer CP-160321. Designed to retrofit knob-type cylindrical locksets, lever-type cylindrical locksets, padlocks, and bored-type auxiliary deadlatches and deadlocks, this commercial-grade cylinder is constructed of durable machined brass components. Certified to ANSI A156.30 Level A for patent-protected key control and physical strength, and ANSI A156.5 Grade 1 for consistent quality in heavy-use applications, the Medeco 2020173 delivers industry-leading security performance.

Key Features

• 6-Pin Cylinder Configuration: Features a 6-pin tumbler design for enhanced pick resistance and key control security in commercial applications.
• Retrofit Compatibility: Designed to retrofit knob-type cylindrical locksets, lever-type cylindrical locksets, padlocks, and bored-type auxiliary deadlatches and deadlocks, replacing the Sargent 6 Line original cylinder spacer with Medeco Cylinder Spacer CP-160321.
• Machined Brass Construction: Cylinders are constructed of durable machined brass components for long-lasting performance in demanding commercial environments.
• UL437 Listed (M4): Medeco M4 Key-in-Knob cylinders are UL437 listed for drill and pick resistance, providing a high level of physical security assurance.
• Utility Patent Pending Key Control: Medeco M4 cylinders feature utility patent-pending key control to restrict unauthorized key duplication.
• Broad 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 replacement.
• Compatible Accessory: Includes use with Medeco Cylinder Spacer CP-160321, replacing the original Sargent 6 Line cylinder spacer for a seamless upgrade.

Certifications & Compliance

• 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)
• UL437 Listed — Drill and pick resistance (M4 Key-in-Knob cylinders)

Technical Specifications

• Product Family: Key-in-Knob/Lever Cylinder
• Pinning: 6-Pin
• Compatible Hardware: Sargent 6 Line Original Cylinder Spacer Replaced with Medeco Cylinder Spacer CP-160321
• 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
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Medeco?

Medeco 2020173 cylinders are built from durable machined brass components and certified to ANSI A156.30 Level A and ANSI A156.5 Grade 1, ensuring both patent-protected key control and consistent quality for heavy-use commercial applications. With UL437 listing for drill and pick resistance and compatibility across over 100 cylinder designs and tailpiece configurations, Medeco delivers professional-grade security and unmatched retrofit flexibility for demanding door hardware installations.