0.220" x 5-1/2" Strong-Tie SDWS22512DBB-R50 Structural Screw T40 Star Double Barrier Black - Pkg 50

The Simpson Strong-Tie Outdoor Accents® SDWS 5-1/2" Structural Wood Screw is designed for deeper wood-to-wood connections in exterior projects where both performance and appearance count. Featuring a 0.220" diameter and extended length, this screw provides added reach for thicker assemblies. The Double Barrier Black finish enhances corrosion resistance while delivering a bold, decorative look.

Note: Compatible with Outdoor Accents® hex-head washers for a finished, bolted-connection appearance.

5-1/2" Black Structural Wood Screw for Heavy Outdoor Timber Connections

When building pergolas, pavilions, or heavy timber accents, longer fasteners are often required to secure layered framing members. This T40 Star drive structural screw offers the penetration depth needed for substantial wood assemblies while maintaining a consistent black hardware aesthetic.

Key Features

• Extended 5-1/2" Length: Provides additional penetration for thicker wood connections.
• Double Barrier Coating: Black corrosion-resistant finish built for exterior conditions.
• T40 Star Drive System: Enhances torque transfer and minimizes cam-out.
• Decorative Structural Design: Combines rugged holding strength with a clean architectural appearance.

Common Applications

• Pergola Beam Assembly: Secures multi-layer beam connections.
• Pavilion Framing: Ideal for thicker post-to-beam joints.
• Outdoor Timber Projects: Suitable for heavy decorative wood structures.
• Landscape Structures: Great for large arbors and shade features.
• Exterior Accent Builds: Coordinates with black brackets and hardware systems.

Installation Tips

• Pre-Align Members: Clamp or secure materials before driving longer screws.
• Use a T40 Driver Bit: Maintain consistent engagement for smoother installation.
• Drive at Controlled Speed: Allow threads to bite gradually for maximum holding strength.