Automotive Industrial Equipment
NOK Corp. was the first Oil Seal manufacturer in Japan. Oil Seals are an important sealing product that is used to block gaps in machines to prevent the leakage of water, chemical solutions, gasses, or other fillers. In addition, they protect machines from dust, sand, and foreign objects. Oil Seals are a small but indispensable functional component used in vehicles, machinery, and other devices frequently found in our daily lives. Oil Seals, which are made of many different materials, are classified into many types according to the nature of the machines. As shown in the picture below, at least 30 kinds of Oil Seals are used in a vehicle.