The NOK Group has established an ESG Committee under the Board of Directors to formulate various management policies from a medium- to long-term perspective. The ESG Committee, which is chaired by the Chief Executive Officer, is composed of each general manager and is responsible for formulating policies and goals related to NOK’s environmental, social, and…
Corporate Governance System Continuously strengthening the corporate governance system is one of our business management priorities, and we are committed to this goal. NOK has adopted the format of a company with a board of corporate auditors. In our organization, directors who are well-versed in operations work together in harmony, while good governance is maintained…
We are looking for business partners, not only within Japan but across the globe, who can supply materials for NOK products in a stable and sustainable manner.We welcome suppliers of the materials and metal parts used for our main products, such as seals and flexible printed circuits (FPCs).We hope this page will also help you…
General-purpose seal technology Seals are indispensable sealing devices used in automobiles, airplanes and other vehicles, construction machines, equipment at petrochemical plants, home appliances, and various other machines. NOK offers a wide variety of seal products of very high reliability, including oil seals, based on its constant and focused research on materials, workings, and design. MORE…
Procurement Policy CSR Procurement Guidelines The NOK group’s procurement from suppliers complies with its Procurement Policy The NOK Group believes that if we are to fulfill our corporate social responsibility, it is essential that our awareness is shared across the procurement supply chain. We are asking our suppliers to understand the Procurement Policy shown on…
Flexible printed circuits (FPCs) are thin, light, and able to bend without breaking. FPCs are studied day to day to respond to an ever-increasing variety and growing complexity of electronic equipment. Report on flexible printed circuit (excerpts) For details of each report, refer to the back issue of the magazine that carries the corresponding report.…
General-purpose seal technology Seals are indispensable sealing devices used in automobiles, airplanes and other vehicles, construction machines, equipment at petrochemical plants, home appliances, and various other machines. NOK offers a wide variety of seal products of very high reliability, including oil seals, based on its constant and focused research on materials, workings, and design. MORE…
Description Diaphragm What is a diaphragm? A diaphragm is a thin film laid between a moving component and a still component, preventing fluids or media in the two neighboring zones or chambers from mixing with each other. Varieties of diaphragms Diaphragms can be classified into the following three types: The diaphragms that are used solely…
Description Introduction Squeeze gaskets are available in a variety of dimensions and shapes. The squeeze gasket has the following characteristics: ① Reasonable price ② Small footprint ideal for miniaturized or simplified equipment ③ Self seal type usable in a wide range of pressure and temperature for a wide varieties of fluid and environment ④ Easy…
Description Types of lip gaskets The following table shows types of gaskets for oil hydraulic cylinders and their characteristics. Gaskets for oil hydraulic cylinders (dedicated to piston seals) Gaskets for oil hydraulic cylinders (dedicated to rod seals) Shape classification Cross-section shape of gaskets Material Characteristics L Urethane rubber, nitrile rubber, fluororubber A gasket dedicated to…
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