The M40 counter nut made of polyamide is a high-quality fastening element that offers high mechanical stability due to its fiberglass-reinforced structure. These properties make it particularly suitable for applications where a reliable connection is required. The counter nut features a special contact surface for wrenches, which prevents scratching of the housing during assembly or disassembly. With a sales unit of 25 pieces, it is ideal for projects that require a larger number of fastening elements. The material used, polyamide (PA), belongs to the group of plastics and is characterized by its durability and resilience. This counter nut is a practical solution for various applications in industry and crafts, where both stability and surface protection are important.