The Freudenberg-NOK Dichtomatik OR 6.234" 0.139" 90 NBR N901W O-ring is designed for superior sealing performance in various industrial applications. Constructed from high-grade Nitrile Butadiene Rubber (NBR), it offers excellent resistance to petroleum-based fluids and high temperatures. With an inner diameter of 6.234 inches and a cross-section of 0.139 inches, this O-ring fits perfectly in standard applications. This O-ring complies with industry standards, ensuring reliability and longevity in critical sealing applications.