DIN 6923 is a standard specification for hexagon flange nuts with non-metallic insert in the International Organization for Standardization (ISO) metric screw thread system. These nuts are known for their excellent resistance to vibration, making them a popular choice in industries where secure fastening is crucial. In comparison, DIN 960 outlines the specifications for hexagon head bolts with fine pitch thread, offering a comprehensive standard for threaded fasteners in engineering applications. It is important to carefully follow both DIN 6923 and DIN 960 standards to ensure compatibility and reliability in fastening applications. By adhering to these industry standards, professionals can confidently select and use fasteners that meet the required specifications, contributing to the overall safety and efficiency of the projects they are utilized in.