Sargent 479 Grade 2 Thumbturn Deadbolt with 1" Throw - Non-Keyed Inside-Only Lock

Sargent 479 Series Grade 2 Thumbturn Deadbolt with 1" Throw - Interior Privacy Lock

Professional Interior Privacy and Security Solution

The Sargent 479 Series Grade 2 Thumbturn Deadbolt provides reliable interior security with thumbturn-only operation from the inside. Featuring a 1" throw hardened steel bolt and ANSI/BHMA Grade 2 certification, this non-keyed deadbolt accommodates door thicknesses from 1-3/8" to 2" with standard 2-3/8" backset or optional 2-3/4" backset. The reinforced housing construction delivers dependable performance for residential and light commercial applications where privacy is required without exterior access.

Professional Features & Benefits

• Door Compatibility: Fits door thicknesses from 1-3/8" to 2" with standard 2-3/8" backset or optional 2-3/4" backset for versatile installation options.
• Hardened Steel Security: 1" throw hardened steel bolt provides strong resistance against tampering and forced entry attempts.
• Grade 2 Durability: ANSI/BHMA Grade 2 certified construction delivers standard duty security suitable for residential and light commercial applications.
• Thumbturn-Only Operation: Interior thumbturn design provides simple privacy control without exterior cylinder or keyed access for enhanced security.
• Universal Installation: Non-handed, reversible design works for left- or right-swing doors with standard door preparation requirements.
• Reinforced Construction: Standard duty reinforced case housing ensures long-term durability in everyday use applications.
• Manufacturer Warranty: 10 Year Limited warranty provides added confidence and protection for commercial installations.
• Finish Options: Available in Satin Chrome (26D) and additional architectural finishes to match existing door hardware.

Technical Specifications

• Refer to manufacturer documentation for complete technical specifications.

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness from 1-3/8" to 2", backset options, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth thumbturn operation throughout the full range of motion.
6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Residential Interior Privacy Doors
• Commercial Storage Areas
• Utility and Mechanical Rooms
• Office Closets and Supply Rooms
• Light Commercial Interior Spaces
• Multi-Unit Residential Properties
• Educational Facility Storage Areas

Why Choose Sargent Quality?

Sargent 479 Series deadbolt products deliver professional-grade reliability with reinforced housing construction and hardened steel bolt rated for ANSI/BHMA Grade 2 performance. 10 Year Limited warranty coverage provides added confidence for commercial installations. Engineered for demanding applications where dependable interior privacy and security are essential without exterior access requirements.