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Hexagon Nuts

Bolt King is a UK Manufacturer of Special Hexagon Nuts. We produce hot forged special hex nut from M6 - M52, and CNC bar-turned hex nuts from M4 - M200. We manufacture to International Standards, as well as customer's drawings. As well as standard Alloy and Stainless steels, we love working with the exotics, including Inconel, Super Duplex, Titanium and many more. Please see below, as well as looking at our materials page.

Special Hexagon Nuts at Bolt King

Common Standards Include:

  • Metric Hexagon Full Nuts (DIN 934 / ISO 4032)
  • Metric H=D Hexagon Nuts (DIN 934 H=D / ISO 4033)
  • Metric Lock Nuts & Jam Nuts (DIN 439)
  • Metric Nylon Insert Nuts (DIN 985)
  • Imperial & Inch Series Hexagon Nuts (ANSI B18.2.2 / ASME B18.2.2)
  • Imperial & Inch Series Heavy Hexagon Nuts (ANSI B18.2.2 / ASME B18.2.2)
  • BS 1768 / BS 1769
  • BS 3692
  • SAE J995

Common Standards Thread Forms:

  • Metric / Metric Fine
  • UNC / UNF / UNS
  • BSF / BSW

Typical Grades:

  • ISO 898-2 6, 8, 10, 12
  • Stainless Steel 303/304 / 316 / 321 / 347
  • Petrochemical A194 2H / Gr.4 / Gr.7 / 8 / 8M / 2HM
  • Super Duplex S32760 / F55 / F53
  • INCONEL 600 / 625 / 718 / 800 / 925

Special Fasteners In Exotic Alloys, Including
Inconel & Super Duplex