The Freudenberg-NOK Dichtomatik OR 0.145" 90 NBR N903X is a high-quality O-ring designed for reliable sealing in various applications. Made from 90 durometer Nitrile Butadiene Rubber (NBR), this O-ring offers excellent resistance to oils, fuels, and other chemicals, making it ideal for industrial use. With a cross-section of 0.070" and a diameter of 0.145", it meets industry standards for performance and durability. This O-ring is compatible with a range of systems and is perfect for use in hydraulic and pneumatic applications.