The lock nut for rolling bearings, conforming to the MF DIN 981 standard, is crafted from high-quality steel, ensuring robust performance in various industrial applications. Designed with a right-hand thread and featuring a metric fine thread, this component is suitable for secure fastening in assemblies where precise torque and stability are critical. The plain surface treatment provides basic indoor corrosion protection, making it appropriate for environments that do not expose the fastener to aggressive conditions. This lock nut is engineered to meet the demands of maintenance professionals and engineers, offering reliable performance across a range of applications, including machinery assembly, automotive components, and general engineering tasks. Its compatibility with standard nuts, washers, and inserts facilitates ease of integration into existing systems, ensuring seamless operation in mechanical assemblies. The product adheres to industry standards, providing assurance of quality and consistency in manufacturing processes. While it does not possess specific certifications such as CE or ETA, its compliance with the DIN 981 standard underscores its suitability for professional use. This lock nut is an essential component for those seeking dependable fastening solutions in their engineering projects, ensuring that equipment and machinery maintain optimal performance under operational stresses.