The 35.0X 55.5X 9.0 B1 U3 Metric Oil Seal by Freudenberg-NOK is designed for high-performance sealing in various applications. This oil seal features a durable construction that ensures excellent resistance to oils and other fluids. With dimensions of 35mm inner diameter and 55.5mm outer diameter, it fits a variety of industrial machinery. The B1 U3 material is specifically formulated for optimal compatibility with lubricants, making it ideal for automotive and industrial uses. This oil seal is crucial for preventing leaks and maintaining operational efficiency.