The Wheel Nut (OEM Part No. 5530701900) is a high-strength steel replacement fastening component for underground mining equipment, compatible with older ST1030 Dana axle models, EST 1030, ST3.5, EST-2D, ST-2D, and ST7. It is designed to secure wheel and axle components within the wheel hub assembly and help maintain reliable fastening during equipment operation. The 5530701900 Wheel Nut provides a practical aftermarket solution for replacing worn or damaged fastening components during maintenance and repair. Suitable for demanding mining applications, it supports secure wheel hub assembly and dependable mechanical performance in heavy-duty underground equipment.