Medeco 5260 52 Series Brass Body Padlock with 7/16" Shackle Diameter and M3 Key Technology, Satin Chrome

Medeco 5260 52 Series Brass Body Padlock with 7/16" Shackle Diameter and M3 Key Technology — Satin Chrome Finish

The Medeco 52 Series Brass Body Padlock delivers professional-grade security with a 7/16" shackle diameter and advanced M3 Key Technology, available exclusively in Satin Chrome (26) finish. Designed to be keyed with Medeco's 60 Series cam locks and switch locks, this padlock features a brass case construction with a choice of stainless steel shackles for corrosion protection or hardened boron alloy steel shackles for resistance against cutting, sawing, and prying. UL listed cylinders and cores make this padlock virtually pickproof and drill proof, while patented key control prevents unauthorized key duplication — making it an ideal solution for demanding commercial and industrial applications both indoors and outdoors.

Key Features

• 7/16" Shackle Diameter: Robust shackle sizing engineered for high-security commercial and industrial applications requiring strong physical resistance.
• Patented Key Control: Protects against unauthorized duplication of keys through special angled key cuts that require a special key cutting machine and access to Medeco-specific blanks, available in a variety of restrictions.
• M3 Key Technology Compatibility: Can be master keyed into a system containing Medeco 4 (M4), X4, and M3 CLIQ for flexible key management across large installations.
• Protection from Shackle Attack: Hardened boron alloy steel shackles provide strong resistance against cutting, sawing, and prying; stainless steel shackle option protects against corrosion.
• Toe and Heel Deadbolt Locking Action: Dual-point locking mechanism provides superior resistance to shackle attack and forced entry attempts.
• Pickproof and Drill Proof Cylinders: UL listed cylinders and cores resist drilling, picking, bumping, and other forms of physical attack through cylinder side pins, a lift pin, and a movable key element engaging a sidebar.
• Keyed with 60 Series Locks: The 52 Series is specifically designed to be keyed with Medeco's 60 Series cam locks and switch locks for unified key system management.
• Versatile Keying Options: Available keyed differently, keyed alike, or master keyed to meet specific operational needs; available in non-key retained or key retained functions.
• Optional Dust Cover: Protects the keyway of the cylinder from weather conditions, extending service life in outdoor environments.
• Brass Case Construction: Padlock case constructed of brass for durability and corrosion resistance across indoor and outdoor applications.

Certifications & Compliance

• UL Listed Cylinders and Cores
• UL 437 Listed (M4 Cylinders) — Resists drilling, picking, and physical attack
• Commercial Grade Application

Technical Specifications

• Series: Medeco 52 Series Brass Body Padlock
• Cylinder Technology: Medeco M3
• Shackle Diameter: 7/16"
• Body Material: Solid brass, satin chrome (26) plated finish
• Keying: Keyed alike, keyed different, or master keyed; can be keyed into 60 Series cam/switch lock systems
• Certification: UL 437 Listed
• Warranty: 2-year manufacturer's warranty

Typical Applications

• Industrial Safekeeping and Storage Facilities
• Perimeter Gates and Fencing
• Cargo Vehicles and Transportation Security
• Vending Machines and Coin-Operated Equipment
• Gun Cabinets and Secure Storage
• Commercial Office and Retail Establishments
• Outdoor and Indoor High-Security Access Points

Why Medeco?

Medeco 52 Series padlocks are engineered for environments where security cannot be compromised, combining brass case construction with UL listed, virtually pickproof and drill proof cylinders and hardened boron alloy steel shackles rated for resistance against cutting, sawing, and prying. The integration of patented M3 Key Technology with special angled key cuts and sidebar engagement ensures that unauthorized key duplication and physical attacks are effectively defeated. For commercial professionals requiring a unified keying solution across cam locks, switch locks, and padlocks, the Medeco 52 Series delivers the reliability and key control demanded by the most security-conscious applications.