Effective stern tube lubrication is critical for smooth and reliable sailing! Check out our post to learn about the essential components of stern tube lubrication. Explore our Marine Engine courses on How it works: Yacht stern gear Yachting Monthly Norfolk Broads Network Forums Do you know what's a Stern tube seal and how it's functions? A stern tube seal is a critical component in a ship's propulsion system. It is designed to prevent water from Bronze stern tubes and shafts VETUS marine stern gear systems What is stern tube? its working and function Marine InfoSite