butterfly nuts

In industrial applications where reliable fastening is critical, Hand Screw The Nut solutions often demand components that can be quickly adjusted by hand. Butterfly nuts are a staple in these assemblies, designed for tool-free operation. Their wing-like projections provide an excellent grip, allowing for straightforward manual tightening and loosening. This makes them ideal for applications requiring frequent disassembly or adjustment, such as in machinery panels, furniture assembly, and equipment housings. The convenience of a Hand Screw The Nut is perfectly embodied in the butterfly nut's design, which eliminates the need for wrenches or spanners in many scenarios. Choosing a butterfly nut ensures that your Hand Screw The Nut process is efficient, secure, and user-friendly.


The butterfly nut is engineered for durability and performance across various environments. Key parameters that define the butterfly nut include material composition, thread specifications, dimensional tolerances, and load-bearing capacity. These nuts are typically manufactured from robust materials to withstand mechanical stress and environmental factors.

  • Material: Zinc-Plated Steel, Stainless Steel (304 & 316), Brass, Nylon
  • Standards: DIN 315, ISO 7035, ANSI B18.6.9
  • Finish: Plain, Electro-Galvanized, Hot-Dip Galvanized, Dichromate
  • Temperature Range: -40°C to +120°C (varies by material)
  • Corrosion Resistance: Excellent (Stainless Steel & Brass variants)
Size (M) Across Flats (mm) Height (mm) Thread Pitch (mm) Approx. Weight (g)
M4 20 8 0.7 4
M5 25 10 0.8 6
M6 30 12 1.0 10
M8 38 15 1.25 18
M10 46 18 1.5 28
M12 55 22 1.75 45

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