Tornillo de 931 8.8 m8x70 De Dietrich 7774142

The Screw din 931 8.8 m8x70 is a high-strength hexagon head bolt designed for heavy-duty fastening in boiler and burner assemblies. With a property class of 8.8, this screw offers excellent tensile strength, making it suitable for securing critical components in heating equipment that experience significant mechanical loads. The M8 thread and 70mm length provide a robust connection for parts such as flanges, brackets, or mounting plates. Whether you are performing boiler maintenance or repairing a gas burner, this screw ensures reliable fastening that withstands thermal expansion and vibration. As a standard boiler spare part, the Screw din 931 8.8 m8x70 meets DIN 931 specifications, guaranteeing consistent quality and compatibility with common threaded holes in heating systems.