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When it comes to robust and reliable fastening solutions, our range of high-performance Square Nuts stands out in the industry. Designed to meet the most demanding specifications, these nuts provide exceptional strength and durability for a variety of industrial applications. For projects requiring heavy-duty track systems, our Thick Square Nuts for Track offer superior load distribution and resistance to vibrations, ensuring long-term stability. Meanwhile, our Black Square Nut with Single Chamfer combines aesthetic appeal with functional efficiency, featuring a sleek black finish and a single chamfered edge for easier installation. Each of our Square Nuts is precision-engineered from high-grade materials, guaranteeing consistent performance and compliance with international standards, making them the ideal choice for construction, machinery, and automotive sectors.


The Big On Edge Square Nuts are meticulously crafted to deliver unparalleled precision and resilience in fastening applications. These nuts are manufactured using advanced cold forging techniques, which enhance their structural integrity and resistance to wear and tear. Available in various sizes and material grades, the Big On Edge Square Nuts are suitable for both standard and high-stress environments. Below are the detailed specifications presented in a list and table format for clarity:

  • Material: High-strength carbon steel or stainless steel options
  • Finish: Zinc-plated, black oxide, or hot-dip galvanized
  • Thread Type: Unified or metric threads, conforming to ISO and ANSI standards
  • Temperature Resistance: Operates effectively from -40°C to 120°C
  • Corrosion Resistance: Excellent performance in humid and corrosive environments
Size (Inches) Width Across Flats (mm) Height (mm) Thread Pitch Load Capacity (kN)
1/4" 7.0 4.0 20 TPI 12.5
3/8" 11.0 6.0 16 TPI 22.0
1/2" 14.0 8.0 13 TPI 35.5
5/8" 17.0 10.0 11 TPI 50.0
3/4" 21.0 12.0 10 TPI 68.0

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