NSK (日本精工株式会社) is a company that designs, manufactures, and supplies automotive components and precision machinery. Its products include ball and roller bearings, precision machine components, electric power steering, automotive engine parts, bearing heaters, etc. In addition, NSK provides related technical calculation and design tools, CAD drawing services, and training solutions. The company serves automotive, railway, mining, construction, wind turbine, agriculture, and other industries.