Content Oil Seal and Grease Inbuilt Bearing is a specialized type of bearing arrangement that combines the sealing function of an oil seal with the lubrication function of grease within the bearing assembly. It is advantageous in bearings because it reduces maintenance needs (compared to oil lubrication), provides effective lubrication even at low speeds, and offers protection against corrosion and contamination. They are suitable for applications where periodic re-lubrication is impractical or where maintenance intervals need to be extended. Content Oil Seal and Grease Inbuilt Bearing combines effective sealing with internal lubrication to provide reliable and maintenance-friendly operation in various industrial and automotive applications.