The Poseidon waterlubricated thrustbearing (PWT) is an enviroment friendly thrustblock. It is waterlubricated!!
Traditional thrust blocks are water- or grease lubricated. Usually they are situated inside the engine room where they consume space and extra cost extra.
The PWS is WATER lubricated and is integrated in the stern tube. It has forced cooling/lubrication and require a very short space to be placed. In combination with the Poseidon closed waterlubricated system this system works is guaranteed perfectly and has a long lifespan.