The Kinmar® permanent nut is engineered from high-quality steel, featuring a robust zinc flake surface treatment that is Cr(VI) free, conforming to ISO 10683 standards. This ensures compliance with environmental regulations while providing reliable corrosion resistance suitable for various applications. The nuts are designed with a metric thread and right-hand thread direction, making them compatible with standard bolts, washers, and inserts commonly used in industrial settings. These permanent nuts are ideal for applications requiring secure fastening in environments where vibration or movement may be a concern. Their construction allows for effective load distribution, contributing to the integrity of the assembled components. The zinc flake coating offers basic indoor corrosion protection, making them suitable for use in non-aggressive atmospheres. Engineers and maintenance professionals will appreciate the consistent performance characteristics across all variations of the Kinmar® permanent nut, ensuring reliability in critical applications. The product adheres to relevant industry standards, providing confidence in its use for structural and mechanical assemblies. Whether used in automotive, construction, or machinery applications, these nuts deliver dependable performance, meeting the demands of modern engineering requirements.