Widely used in automobile, mechanical equipment, engineering machinery, chemical, ship, hydropower station, aviation field, can be used for equipments like pump, hydro-cylinder or other hydraulic application that need to seal, to avoid leakage and make the machines work for long time. Rubber oil seal is designed for hydraulic equipments use. High tear, temperature and resistance. Flexible seal is easy to install ., Weight: 0.05291094288 pounds, Manufacturer: HWIREUIGT