U Bolt With Plate & Hex Nuts, #673 Zinc, Square, 3/8 X 4 X 3 In.

Discover the sturdy Square Zinc U‑Bolt with Plate and Hex Nuts, a high‑performance fastener crafted to lock components firmly to rectangular wood or metal surfaces. Constructed from zinc‑coated steel, this 3/8" × 4" × 3" unit offers exceptional strength while resisting rust in demanding environments. The integrated plate spreads pressure evenly, and the attached hex nuts provide a ready‑to‑install solution for quick, reliable assembly.

Benefit Overview: This hardware piece eliminates the need for separate washers or nuts, streamlining your installation process and reducing inventory complexity. Its corrosion‑resistant finish ensures long‑term durability, making it ideal for outdoor projects, industrial equipment, and DIY woodworking where a secure, lasting connection is essential.

• Corrosion‑Resistant Zinc Coating: Protects the fastener from moisture and chemicals, extending service life in harsh conditions.
• Heavy‑Duty Square Plate: Distributes load across the mating surface, preventing deformation of wood or metal substrates.
• Pre‑Attached Hex Nuts: Saves time by removing the need to source and install separate nuts, perfect for rapid assembly.
• Precise Dimensions 3/8" × 4" × 3": Fits standard brackets and supports, delivering consistent performance across a range of applications.
• Versatile Material Compatibility: Engineered for secure attachment to both wooden frames and metal structures, offering flexibility for diverse projects.

Why Choose This U‑Bolt? National Hardware’s square U‑bolt combines durability, ease of use, and universal fit, making it the go‑to choice for contractors, fabricators, and hobbyists alike. Whether you’re reinforcing a wooden deck, anchoring metal brackets, or building a custom rig, this fastener delivers the confidence of a solid, rust‑free connection every time.