China Flange Nut Manufacturer, Supplier, Factory

When it comes to reliable fastening solutions in demanding environments, the Hexagon Flange Nut stands out as a superior component. Its integrated flange eliminates the need for a separate washer, speeding up assembly and providing a larger bearing surface to distribute load more effectively and prevent damage to the connected material. This design is particularly advantageous in applications prone to vibration, as the wider base enhances resistance to loosening. Similarly, the Hex Flange Nut offers the same robust functionality, making it a go-to choice for automotive, construction, and machinery assembly where durability and efficiency are non-negotiable. These fasteners are engineered to deliver exceptional performance, combining the secure hold of a standard nut with the added stability of a built-in washer.


The Flange Nut is engineered with precision to meet rigorous industrial standards. Its design incorporates a serrated bearing surface on the flange, which bites into the substrate to provide superior resistance to rotation and vibration. Manufactured from high-grade materials and available in various finishes, the Flange Nut is built for longevity and corrosion resistance, ensuring a secure and lasting hold in even the most challenging conditions.

Key Specifications of Flange Nuts

  • Material: Carbon Steel, Stainless Steel (Grade 304 & 316), Alloy Steel
  • Finishes: Zinc Plated, Hot-Dip Galvanized, Plain, Dichromate
  • Standards: DIN 6923, ISO 4161, ASME/ANSI B18.2.2
  • Flange Type: Serrated (prevents loosening) or Plain
Size (Nominal Diameter) Width Across Flats (mm) Flange Diameter (mm) Flange Thickness (mm) Approx. Weight per 1000 pcs (kg)
M6 10 11.5 1.8 2.8
M8 13 15.0 2.0 5.5
M10 16 18.5 2.5 10.2
M12 18 22.0 3.0 17.5
M16 24 28.0 4.0 42.0

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