Freudenberg-NOK's Dichtomatik OR 4.225" 0.275" 75 EPDM E750FM is a high-quality O-ring designed for effective sealing in industrial applications. Made from durable EPDM material, it provides excellent resistance to heat, ozone, and aging. With an outer diameter of 4.225 inches and a cross-section of 0.275 inches, this O-ring is ideal for various hydraulic and pneumatic systems. The 75 durometer rating ensures a reliable seal while maintaining flexibility, making it suitable for high-pressure environments. This product adheres to industry standards, ensuring compatibility and performance.