Oil sealtype a

Nnkoil seal

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.

RSToil seal

Since the shaft, housing shape, roughness, etc. influence the performance of oil seals, key points for general shaft and housing design are described below.

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.

NAKoil seal

Oil sealliquid

Since NOK offers a wide range of lineup that meets various requirements, please see our catalogs or contact the sales office nearest you.

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.

To make full use of the function of oil seals, selecting the most suitable shape and material for the use conditions is necessary. Generally, the following steps are followed:

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.

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.