Description
Mortise Lock for Roller Shutter – Model 509-21
Designed for Roller Shutter Cabinets
The 509-21 is engineered for roller shutter (tambour) cabinet doors, providing a recessed mortise installation that integrates neatly into furniture. Its compact profile makes it an excellent choice for modern office storage systems where appearance and functionality are equally important.
Reliable Keyed Security
Featuring a precision key-operated locking mechanism with a 4C key profile, the lock provides dependable protection for documents, office supplies, and stored valuables while ensuring smooth daily operation. It also supports keyed alike, keyed different, and master key systems for flexible access control.
Durable Construction
The lock uses a zinc alloy cylinder for strength and corrosion resistance, combined with a durable plastic lock housing to deliver reliable long-term performance in commercial and office environments.
Compact Flush-Mount Design
The mortise installation creates a flush, embedded appearance with minimal protrusion, preserving the clean design of roller shutter furniture while providing secure locking. Compatible with both wood and metal tambour-style doors.
Wide Range of Applications
Suitable for vertical and horizontal roller shutter cabinets, office tambour door storage units, filing cabinets, commercial furniture, institutional storage systems, and OEM furniture manufacturing where reliable recessed locking is required.
Key Benefits in Detail
- Flush-mounted mortise design for roller shutters.
- Durable zinc alloy cylinder construction.
- Smooth keyed locking mechanism.
- Compatible with wood and metal tambour doors.
- Ideal for office and commercial storage furniture.
Where and How It’s Used
Perfect for office roller shutter cabinets, tambour door filing systems, commercial storage units, institutional furniture, retail display cabinets, and custom-built office furniture requiring secure recessed locking.
Usage Instructions
Install the lock into the prepared mortise opening of the roller shutter cabinet, secure it using the supplied rosette and striking plate, and operate the mechanism with the supplied keys for reliable everyday security.
Technical Specifications
- Brand: Armstrong
- Model: 509-21
- Product Type: Mortise Lock for Roller Shutter
- Cylinder Material: Zinc Alloy
- Lock Housing: Durable Plastic
- Lock Type: Mechanical Key Lock
- Cylinder Diameter: 16.5 mm
- Cylinder Length: 21 mm
- Key Profile: 4C Key
- Application: Roller Shutter Cabinets, Tambour Doors, Filing Cabinets & Office Furniture
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