The Dichtomatik OR 3.975 0.210" 75 FKM V751Z from Freudenberg-NOK is a robust O-ring designed for high-performance sealing. Constructed from 75 FKM material, it offers excellent resistance to heat and chemicals, making it perfect for various industrial applications. With an outer diameter of 3.975 inches and a cross-section of 0.210 inches, this O-ring ensures a tight seal in critical environments. It meets stringent industry standards, providing peace of mind for engineers and technicians. Ideal for hydraulic and pneumatic systems, the Dichtomatik OR is a reliable sealing solution.