China Hexagon flange nuts Manufacturer, Supplier, Factory

Understanding Hexagon Flange Nuts

When it comes to securing components in demanding mechanical applications, hexagon flange nuts are a top choice. These specialized fasteners integrate a standard hexagonal nut with a built-in washer-like flange, which distributes the clamping load over a wider surface area. This design reduces the risk of damage to the assembled parts and helps prevent the nut from loosening under vibration. Our product line includes various high-performance types, such as the Hexagonal flange face bearing toothed nut, the Hexagonal flange bearing toothed nut, standard Hexagon nuts with flange, and the Hexagonal Flange Bearing Nut. Each variant is engineered for specific requirements, offering superior performance in industries like automotive, aerospace, and heavy machinery.


Detailed Product Specifications of Hexagon Flange Nuts

A Hexagon flange nut's effectiveness is defined by its precise specifications. These parameters ensure compatibility, strength, and reliability in your assembly. Below is a detailed breakdown of the common specifications and available options for a standard Hexagon flange nut.

Key Features:

  • Integrated Flange: Eliminates the need for a separate washer, saving assembly time and cost.
  • Wide Bearing Surface: Distributes pressure and protects the surface of the connected material.
  • High-Strength Materials: Manufactured from grades such as Grade 5, Grade 8, and 304/316 Stainless Steel.
  • Various Finishes: Options include zinc plating, hot-dip galvanizing, and plain finish for corrosion resistance.
  • Self-Locking Versions: Available with nylon inserts or all-metal prevailing torque for vibration resistance.

Standard Dimensions and Properties:

Nominal Size (inches) Width Across Flats (inches) Flange Diameter (inches) Flange Thickness (inches) Proof Load (psi) - Grade 5 Common Materials
1/4" - 20 UNC 7/16" 0.625" 0.072" 85,000 Carbon Steel, Stainless Steel
5/16" - 18 UNC 1/2" 0.750" 0.088" 85,000 Carbon Steel, Stainless Steel
3/8" - 16 UNC 9/16" 0.875" 0.103" 85,000 Carbon Steel, Alloy Steel, Stainless Steel
1/2" - 13 UNC 3/4" 1.125" 0.134" 85,000 Carbon Steel, Alloy Steel, Stainless Steel
5/8" - 11 UNC 15/16" 1.375" 0.165" 85,000 Carbon Steel, Alloy Steel
3/4" - 10 UNC 1-1/8" 1.625" 0.195" 74,000 Carbon Steel, Alloy Steel

Available Thread Types and Standards:

  • Thread Series: UNC (Unified National Coarse), UNF (Unified National Fine), Metric Coarse, Metric Fine.
  • Standards Compliance: Meets or exceeds ANSI/ASME B18.2.2, DIN 6923, ISO 4161, and other international standards.

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