The O-Ring 3.125 x 0.188 6865 O-RING DISOGRIN by Freudenberg-NOK is engineered for effective sealing in various applications. With a diameter of 3.125 inches and a cross-section of 0.188 inches, this O-ring ensures a tight seal to prevent leaks. Made from high-quality materials, it offers excellent resistance to wear and environmental factors, making it suitable for both industrial and commercial applications. The 6865 designation signifies its specific formulation, optimized for performance in hydraulic and pneumatic systems.