Products for use in automobiles
Products for use in general industrial equipment
Products for use in electronic information devices
Products for use in office automation equipment
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.
Rubber and resin materials are common materials of seals, which are NOK’s flagship products. It is necessary to select an appropriate material for each seal after careful consideration of its purposes and use environment.A variety of rubber and resin materials used for seals are described below.
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.
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.
This page contains a message regarding CSR from top management.
As stated in its Charter of Corporate Behavior, the NOK Group supports the development of the economy and society, and also operates its business in such a manner that all stakeholders, together with the NOK Group, can continue pursuing their dreams with pride.
The corporate governance of the NOK Group is described below.
The CSR activities of the NOK Group are described below.
The NOK Group’s policies, approaches, and achievements concerning the environment are described below.
The Sustainable Development Goals (SDGs) that the NOK Group is working toward are described below.
TCFD（Task Force on Climate-related Financial Disclosures） Initiatives of the NOK Group is described below.
The NOK Group's Human Rights Policy is described below.
Click here to see NOK’s CSR Report.
The NOK Group’s quality management system and efforts concerning quality are described below.
This page contains a message to shareholders and investors from Masao Tsuru, President.
Notice of System Failure Due to Unauthorized Access (Final Report)