The Freudenberg-NOK O-Ring 3.500 x 0.125, part number 6865, is a premium sealing solution designed for industrial applications. With a cross-section of 0.125 inches, this O-Ring fits securely in standard grooves, providing a robust seal against leaks. Made from high-quality materials, it offers excellent durability and resistance to various chemicals and temperatures. The 3.500-inch diameter ensures compatibility with a wide range of fittings and systems, making it a versatile choice for hydraulic and pneumatic applications. This O-Ring meets industry standards for performance, ensuring reliability in demanding environments.