The Freudenberg-NOK N703W O-Ring features a diameter of 0.644 inches and a cross-section of 0.087 inches, crafted from 70 durometer NBR (Nitrile Butadiene Rubber). This O-Ring is engineered for superior sealing performance in various applications, particularly where resistance to oils and chemicals is crucial. Its robust construction ensures compliance with industry standards, making it an ideal choice for automotive and industrial sectors. The NBR material provides excellent durability and longevity, ensuring effective sealing under pressure.