bearings. ...... oil lubricated stern tube progress from sea-water to early oil-lubricated stern tubes involved an exchange of the wooden bearing in its bronze sleeve for a white metal lined cast iron (or sometimes bronze) bush. oil retention and exclusion of sea water necessitated the fitting of an...
bearings. ...... oil lubricated stern tube progress from sea-water to early oil-lubricated stern tubes involved an exchange of the wooden bearing in its bronze sleeve for a white metal lined cast iron (or sometimes bronze) bush. oil retention and exclusion of sea water necessitated the fitting of an...
bearings. ...... oil lubricated stern tube progress from sea-water to early oil-lubricated stern tubes involved an exchange of the wooden bearing in its bronze sleeve for a white metal lined cast iron (or sometimes bronze) bush. oil retention and exclusion of sea water necessitated the fitting of an...