The 349.25 3.53 PTFE T591Q O-ring from Freudenberg-NOK is engineered for superior sealing in industrial applications. Made from high-quality PTFE material, this O-ring offers excellent chemical resistance and durability, making it ideal for harsh environments. Its precise dimensions ensure a secure fit, preventing leaks and enhancing operational efficiency. The T591Q model adheres to industry standards, ensuring compatibility with a wide range of systems. This O-ring is essential for maintaining system integrity and reliability in both hydraulic and pneumatic applications.