UK Water Lubricated Type Stern Tube: Type now superseded by 1___________ type. 2_____ is cooling and 3________ this bearing. Packing gland fitted at 4_______ end. Tail shaft protected by 5______________ liner, Narrowboat Stern Gland Marine Water Lubricated Stern Tube Seal Stern Tube Seal, Water Stern Tube Seal Made in China.com Experimental Study on the Effects of Controllable Parameters on the Healthy Operation of SF 2A Material Water Lubricated Stern Bearing in Multi Point Ultra Long Shaft Systems of Ships 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