12 DISC
Development of an Indigenous Deep-Sea Seal for Shaftlines.
To develop a Deep-Sea Seal for shaft diameter of 250 mm The Deep-Sea Seal or commonly known as the Stern Tube Seal is one of the critical components of the shaft line, which ensures the watertight integrity by way of the stern tubes on board ships. These seals are fitted on approximately 15 different classes of ships in commission with IN and are being installed onboard most of the new ships under construction at various shipyards. This seal is considered more effective than the conventional stern gland packing, and it also reduces the chances of scoring of main propulsion shaft. Presently all deep-sea seals being utilised are imported from foreign OEMs
