Finding a stern tube solution is one of the most critical elements to ensure a vessel’s continuous operational capability. Developments in technology have lowered the costs of the solutions, allowing industry decision makers to better consider their choice from financial, operational and environmental perspectives. Choosing a water lubricated stern tube solution instead of an oil lubricated one means that the shipowners are able to improve their lifecycle efficiency with lower operational costs, reduce risks to secure reliability of operations and future-proof their system to meet environmental regulations.