Nok 

Established in Tokyo, Japan, in 1939, NOK Corporation is a globally active enterprise involved in the production, importation, and distribution of a wide variety of industrial components and specialized materials. Its operations are organized into key segments: Seal Business, Electronic Product Business, Roll Business, and Other Businesses. The company's comprehensive product lineup includes an extensive range of sealing solutions such as oil seals, O-rings, packings, mechanical seals, and highly specialized options like magnetic fluid and stern tube seals. In the electronic sector, NOK provides flexible printed circuits and precision rubber/resin products. The firm also develops and markets hydraulic and pneumatic equipment, nuclear power components, and various synthetic chemical products. Its offerings further extend to advanced materials like rubber vibration and sound isolation products for automotive and precision devices, synthetic rubber materials, industrial and iron-rubber products, engineering plastics, and phenolic resin molding materials. Additionally, NOK supplies diverse membrane modules for water purification and industrial use, alongside a suite of functional and special products including actuators, accumulators, metallic bellows, carbon bearings, and special lubricants, complementing its portfolio with office automation equipment and installation services.