Technologies

Oil seals | General-purpose seal technology | Technologies | NOK Corporation

Oil seals | General-purpose seal technology | Technologies | NOK Corporation

Introduction

Oil seals are indispensable parts for sealing all types of equipment. They have a number of features such as simple structures, relatively low cost, and usability across a wide range of environmental conditions. Approx. 40 large and small oil seals are employed in automobiles.

■Basic Construction

An oil seal consists of three parts: a synthetic rubber part, a metal ring, and a spring.

Basic Construction

■Basic Construction

Note:

JIS: Japanese Industrial Standards

JASO: Japanese Automotive Standards Organization

ISO: International Organization for Standardization

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