The Freudenberg-NOK 0.546" O-Ring, constructed from 70 durometer VMQ silicone, is engineered for reliable sealing in high-demand environments. Featuring a cross-section of 0.139", this O-Ring is resistant to high temperatures and a variety of chemicals, making it perfect for automotive and industrial applications. It meets ISO standards for quality assurance, ensuring long-lasting performance. The VMQ material provides excellent elasticity and durability, making it suitable for both static and dynamic sealing applications. This O-Ring is essential for maintaining system integrity in hydraulic and pneumatic systems.