The O-Ring 3.500 x 0.188 from Freudenberg-NOK, model 6865, is engineered for optimal sealing performance in various applications. Constructed from high-quality materials, this O-Ring offers excellent durability and resistance to wear. With a cross-section of 0.188 inches, it fits securely in standard grooves, providing an effective seal against fluids and gases. This O-Ring complies with industry standards, making it suitable for use in hydraulic and pneumatic systems. Its dimensions are designed for performance, ensuring a tight fit and preventing leaks, making it ideal for automotive and industrial applications.