5/8"-11 Nickel Chrome Plated Acorn Nut

Domed Hex Acorn Nuts | Nickel Chrome, Clear Zinc Cr3 & 304 Stainless Steel | Metric & Inch Sizes

Our Domed Hex Acorn Nuts are engineered for strength, safety, and style. Made from low carbon steel with durable Nickel Chrome or Clear Zinc Cr3 plating, as well as 304 stainless steel for maximum corrosion resistance, these nuts are ideal for both functional and decorative applications. The closed-end design protects exposed bolt threads while providing a smooth, finished appearance.

Key Features:

• Materials:

  • Low Carbon Steel with Nickel Chrome for high strength and a mirror-like finish

  • Low Carbon Steel with Clear Zinc Cr3 for corrosion resistance and eco-friendly protection

  • 304 Stainless Steel for superior rust resistance in harsh environments

• Design: Domed top (acorn style) prevents thread damage and offers a clean, finished look

• Thread Types: UNC/UNF (inch sizes) and metric threads

• Size Range: Inch sizes from #6-32 to 1/2”-13 | Metric sizes from M4 to M12

• Standards: Conforms to DIN 1587 and relevant ASTM/SAE specifications

Why Use Domed Hex Acorn Nuts?
These nuts are commonly used to cap exposed bolt ends, protecting threads from damage, preventing injury from sharp threads, and adding a professional, finished look to assemblies. They’re ideal for both interior and exterior applications due to their corrosion-resistant finishes.

Common Applications:

• Automotive and motorcycle assemblies

• Furniture and fixture hardware

• Playground and gym equipment

• DIY, architectural, and design projects

• Machinery, tools, and equipment covers

Add style, safety, and protection to your projects with our premium Domed Hex Acorn Nuts—available in multiple finishes and sizes to suit any application. Bulk pricing available.