NOK CORPORATION is Japan’s first oil seal manufacturer. Our functional parts created through our advanced seal technologies, including oil seals and mechanical seals, are commonly used in the automotive industry and various other fields. With technologies and expertise that we have developed since our founding, we have grown to be the most reliable company in this field.
NOK is Japan’s longest established oil seal manufacturer. Our functional parts such as oil seals and mechanical seals, created through advanced seal technology, are not only employed in the automotive industry but are also used in a wide range of other industries. We have developed into the leading company in the field in terms of reliability by leveraging the technology and know-how we have accumulated since the start of operations.
Also, as Japan’s first flexible printed circuit (FPC) manufacturer, we have greatly contributed to the development of smaller, lighter and better performing electronic devices. In 2004, we launched a new roller business to further foster the stable growth of our company.
NOK Group is aiming to become a stronger and even more unique parts manufacturer by further improving the technologies that make up the foundation of our business operations, namely our sealing, FPC, and rolling technologies. Moreover, we are carrying out drastic cost-cutting measures throughout our business operations, from manufacturing to the frontline of sales, while making strenuous efforts to improve the quality of our products and services. We are committed to “making unique and useful products backed by technology in a competitive manner and supplying them throughout the globe in a reasonable way,” thereby becoming a highly profitable corporate group in which customers, shareholders, employees, suppliers, and all other stakeholders can take pride.
At the same time, to protect the natural environment for the next generation, we are also committed to careful environmental management and steadily fulfilling our social responsibilities as a corporate citizen.
What started out as a small town plant established in Kobe, Japan in 1939 has grown in to become a highly unique enterprise. The corporate culture of that original factory has been passed down through the generations to the 21st century, constantly inspiring employees of NOK Group to be ambitious. Taking pride in our reputation as a “small-town factory born to be a great parts supplier,” we will continue to manage NOK Group in an even more ambitious manner in this new century.
NOK Products for use in automobiles
Since its foundation, NOK has delivered a variety of products with stable quality and superb functionality, including oil seals created with our advanced sealing technologies.
In particular, the NOK Group's products are widely used in automobiles. We support safe, comfortable living through our highly functional, environmentally friendly products.
NOK Products for use in general industrial equipment
The NOK Group offers a wide range of products. In particular, we have a large market share in seal products, such as oil seals.
Through the development of these products, we have fostered our core technologies in material development and processing of rubber and resin. These core technologies have enabled us to create numerous products that are used in a variety of fields including construction machinery, agricultural machinery, housing equipment, plants and robots.
NOK Information Electronic Equipment
Flexible print circuits (FPCs) are thin, lightweight and flexible electronic circuits. They have contributed to the miniaturization and weight reduction of electronic devices in every field.
These products support convenient lifestyles through applications in a variety of electronic devices. These range from smartphones, which are now essential in our lives, to tablet devices, wearable devices, as well as next-generation automobiles.
NOK Products for use in office automation equipment
NOK Group has been contributing to technological innovation of office automation equipment through its expertise in material development, ability to plan and design unique products, and production technologies.
Rollers are widely used around photoreceptors that determine the performance of copiers and for fixing parts that require high functionality and durability.