The Freudenberg-NOK NB70C4 O-Ring is designed for high-performance sealing, featuring dimensions of 70.0mm inner diameter, 90.0mm outer diameter, and a 12.0mm cross-section. Made from premium NBR material, this O-Ring offers excellent resistance to oils and chemicals, ensuring durability in various applications. With a hardness rating of 70 Shore A, it is designed to withstand high pressures and temperatures, making it suitable for hydraulic and pneumatic systems. The NB70C4 meets industry standards, providing engineers with a reliable sealing solution for critical applications.