A method of making an oil seal comprising the steps of:[i] making an outer annular ring [1] by punching a circle of required diameter in a sheet metal strip and forming & cutting another circle therein of predetermined diameter on a press machine with the help of a punching tool, flattening the formed ...

An oil seal having a seal element coupled with an annular wear sleeve comprising a tubular section having a polished outer surface serving as a wear surface and the seal element has a functional lip and a dust lip and the polished outer surface of the tubular section and the said lips are sealingly engaged.<...