The U704.00X268 Metric O-Ring by Freudenberg-NOK is designed with a 268 mm inner diameter and a 4 mm cross-section, crafted from 70 durometer urethane. This O-ring provides exceptional sealing capabilities in hydraulic and pneumatic applications, ensuring a tight fit that prevents leaks. Its durable construction offers excellent resistance to wear and various chemicals, making it suitable for demanding environments. This product meets industry standards, ensuring reliability and performance in critical sealing applications.