The National Hardware N104-638 is a galvanized steel box rail bracket designed to mount sliding barn door systems securely and reliably. This bracket is engineered specifically for use with National Hardware 5114 or 5116 single-box rails, making it an ideal replacement or upgrade component for barn door installations. Whether you’re building a new sliding door system or repairing an existing one, this bracket provides the structural support and weather resistance needed for years of dependable service.
The narrow mounting surface makes this bracket particularly well-suited for installation on corrugated metal siding, a common material in agricultural and industrial buildings. Its adjustable design allows you to position the rail closer to or further from the building surface, accommodating uneven walls and ensuring a proper fit without gaps or wobble. The galvanized steel construction resists rust and corrosion, making it suitable for outdoor and harsh-weather applications where durability is essential.
Features and Benefits
- Galvanized Steel Construction: Hot-dip galvanized finish provides superior corrosion resistance, ensuring long-lasting performance in outdoor and agricultural environments.
- Adjustable Mounting: Allows fine-tuning of rail position to accommodate uneven or corrugated metal surfaces, eliminating gaps and ensuring a secure fit.
- Narrow Profile Design: The compact mounting surface is specifically engineered for corrugated metal siding, providing a clean, professional appearance.
- Pre-Drilled Hardware: Includes 2 lag bolts, 1 carriage bolt, and nut to streamline installation and ensure secure, load-bearing connections.
- High Load Capacity: Rated for a 300 lb safe working load, providing reliable support for residential and commercial sliding barn door systems.
- Industry Rated: Conforms to BHMA A138.18 standards, meeting recognized performance and safety benchmarks for door hardware.
Specifications
- Brand: National Hardware
- Model: N104-638
- Material: Galvanized steel
- Dimensions: 7.12 in L x 3.25 in W x 2 in D
- Safe Working Load: 300 lb
- Rating: BHMA A138.18
- Includes: 2 lag bolts, 1 carriage bolt, 1 nut
- Compatible Rails: National Hardware 5114 or 5116 single-box rails
