Genuine OEM Volkswagen Hexagon Nut, part number N90085001. This nut features a locking mechanism designed to prevent loosening under vibration or stress, commonly used in exhaust system applications. Its compact size (0.012m x 0.012m x 0.007m) and light weight (0.0041 kg) are typical for such fasteners. Genuine OEM nuts guarantee the correct material composition and thread specification for secure and durable exhaust system connections.