N222-158 U-bolt #526 Zinc, 5/16 X 1-3/4 X 4-1/4 In.

The National Hardware N222-158 U-Bolt #526 is a zinc-plated steel fastener designed for both exterior and interior applications where secure anchoring and corrosion resistance are essential. This precision-engineered U-bolt provides a robust grip for securing pipe, conduit, structural components, and brackets in plumbing, HVAC, automotive, marine, agricultural, and construction projects. The zinc plating protects the steel core from rust and oxidation, ensuring long-term durability in humid, coastal, or exposed environments while maintaining a clean, professional appearance.

Whether you're mounting a support bracket, anchoring a water line, reinforcing a structural frame, or assembling equipment, this U-bolt delivers reliable fastening performance. The threaded ends accept standard nuts and washers for quick assembly, and the solid steel construction provides superior pull-out resistance and consistent load-bearing capacity for heavy-duty installations.

Features and Benefits

• Corrosion-Resistant Zinc Coating: Protects the steel core from rust, extending service life in humid, coastal, and outdoor environments.
• High Tensile Strength: Engineered steel delivers superior pull-out resistance and reliable load-bearing capacity for demanding applications.
• Standardized Dimensions: The 5/16" diameter, 1-3/4" leg length, and 4-1/4" overall span fit common plumbing and HVAC brackets.
• Easy Installation: Threaded ends accommodate standard nuts and washers, allowing quick tool-free assembly with straps included.
• Versatile Applications: Suitable for automotive, marine, agricultural, construction, and general maintenance projects requiring dependable fastening.

Specifications

• Brand: National Hardware
• Model: N222-158
• Product Type: U-Bolt #526
• Diameter: 5/16 inch
• Leg Length: 1-3/4 inches
• Overall Span: 4-1/4 inches
• Thread: 5/16-18
• Thread Length: 2-1/4 inches
• Material: Steel, zinc-plated
• Finish: Zinc
• Applications: Exterior and interior