The Freudenberg-NOK 3.15" X 3.78" X 0.354 NBR (BUNA) TC Metric Oil Seal is designed for effective sealing in various mechanical applications. This oil seal features a larger design, measuring 3.15 inches in width and 3.78 inches in outer diameter, making it suitable for a variety of machinery. Constructed from durable NBR material, it provides excellent resistance to oil and temperature variations, ensuring reliable performance. Ideal for use in automotive and industrial machinery, this oil seal meets stringent quality standards, ensuring compatibility and longevity in demanding environments.