The Freudenberg-NOK AS568-202 O-Ring, with a 1/4" inner diameter, 1/2" outer diameter, and 1/8" thickness, is designed for effective sealing in various applications. Made from SIMRIZ material, it provides excellent resistance to chemicals and high temperatures, ensuring durability in demanding environments. The precise sizing guarantees a snug fit, preventing leaks and enhancing performance in hydraulic and pneumatic systems. This O-Ring complies with industry standards, making it a reliable choice for professionals seeking quality sealing solutions.