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About the Hex Flange Nut

Serrated hex flange nut, also called a flange nut, with an integral washer flange whose serrations bite into the surface to resist loosening and spread clamp load. ISO 4161 / IFI 145 in stainless and high-tensile.

Also known as: Flange Nuts, Flanged Nuts, Serrated Flange Nuts.

Features

  • Integral flange spreads clamp load
  • Serrated bearing face resists loosening
  • No separate washer needed
  • ISO 4161 class 10 / IFI 145 grade 5 and 8
  • 304 and 316 stainless
  • Zinc, hot dip galvanised and plain finishes

Applications

  • Vibration-prone joints
  • Sheet metal fixing
  • Where a separate washer would otherwise be used
  • General and high-tensile fastening

Standards & specification

  • ISO4161 / A2
  • DIN6923 / CLASS 8
  • ISO4161 / CLASS 8
  • ISO4161 / CLASS 10
  • DIN6927 / CLASS 10
  • HEC / CLASS 12
  • IFI-145 / B18 2.2 / A4
  • ISO4161 / A4

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