Śruba kołnierzowa H M8x18 8.8 De Dietrich 722351100

This flanged screw with dimensions H M8x18 and strength class 8.8 is a robust fastener for boiler and burner assemblies. Flanged screws provide a larger bearing surface, distributing load evenly and reducing the risk of loosening in heating equipment components. The M8 thread and 18 mm length are common in securing flanges, covers, or brackets. As a boiler spare part, this screw is suitable for applications requiring reliable clamping force. Always use the correct torque specifications during installation to ensure secure fastening.