Dormakaba R8146R-03-41 Pushbutton Mechanical Lock

Kaba Access Dormakaba R8146R-03-41 Mechanical Pushbutton Lock offers a robust solution for controlling access between public and private spaces. This mortise combination lever lock features a key override and is designed with convenience in mind, eliminating the need for keys or cards. The Simplex mechanical pushbutton system allows for quick combination changes without removing the lock from the door, ensuring seamless management of access. Constructed with a cast front housing and a unified trim plate, this lock includes fixed ADA-compliant levers and vandal-resistant, solid metal pushbuttons. It has a backset of 2¾" (70 mm) and a two-piece anti-friction latch measuring ¾" (19 mm), with an optional 1" (25 mm) deadbolt. Designed for easy installation on wood or metal doors, it accommodates door thicknesses from 1¾" (44 mm) to 2¼" (57 mm). The lock is weather-resistant and boasts a 3-hour UL/ULC fire rating for "A" labeled doors, providing peace of mind in commercial settings. Backed by a 3-year warranty, the Dormakaba R8146R-03-41 is a reliable choice for those seeking durable and accessible door hardware solutions.

Mechanical Pushbutton Lock

Mortise Combination Lever Lock, Key Override, Passage, Lockout, Sargent LFIC Prep, Less Core, Bright Brass

Simplex mechanical pushbutton locks offer a convenient way to control access between public and private areas. There are no keys or cards to manage, no computers to program, no batteries to replace, and combinations can be changed in seconds without removing the lock from the door.

Provides exterior access by combination, while allowing free egress.

• Construction: Cast front housing; unified trim plate; fixed ADA—compliant levers
• Numeric Keypad: Vandal resistant, solid metal pushbuttons
• Backset: 2¾" (70 mm)
• Latch: ¾" (19 mm) two-piece anti-friction latch; 1" (25 mm) optional deadbolt
• Minimum Stile Recommended: 5" (127 mm)
• Strike: 4⅞" (124 mm) L x 1¼" (32 mm) W x ¼" (6 mm) D Deadbolt/Latch mortise strike plate
• Key Override
  • Interchangeable Cores: Small format—Best and equivalents (6 or 7-pin length); core not included
  • Removable Cores: Large format—Medeco/ASSA/Yale/Abloy (5 or 6-pin length), Corbin Russwin, Schlage, and Sargent; core not included
• Door Preparation: Easily installs on wood or metal doors. Standard (86) mortise preparation
• Door Thickness: 1¾" (44 mm) to 2¼" (57 mm)
• Accessibility Standard: Americans with Disabilities Act (ADA); fixed ADA-compliant levers
• Durability: Weather resistant
• Fire Rating: 3-hour UL/ULC fire rating for "A" labeled doors
• Warranty: 3-year warranty

Resources

• Simplex 8100 Series Cut Sheet
• Simplex Product Catalog