The Freudenberg-NOK Dichtomatik OR 2.237" is a high-quality O-ring made from 90 NBR (Nitrile Butadiene Rubber), with a cross-section of 0.103". This O-ring is designed for effective sealing in hydraulic and pneumatic applications, providing excellent resistance to a variety of chemicals. The N901W model ensures a secure fit, preventing leaks and maintaining system integrity. Its robust construction meets industry standards, making it suitable for automotive and industrial applications where reliable sealing is essential.