The OR 3.475 0.210" O-Ring is manufactured from 70 NBR (Nitrile Butadiene Rubber), providing excellent sealing capabilities in various environments. This O-Ring is designed to withstand exposure to oils and fuels, making it ideal for automotive and industrial applications. Its precise dimensions ensure a perfect fit in standard grooves, delivering reliable performance. The N702V designation signifies its specific formulation, enhancing its resistance to wear and tear. This O-Ring is a vital component for ensuring the longevity and efficiency of machinery.