The Freudenberg-NOK 0.210" 70 VMQ O-Ring SI70A4 is a reliable sealing component designed for various industrial applications. This O-ring features a hardness of 70, crafted from VMQ (vinyl methyl silicone), known for its excellent thermal and chemical resistance. With a cross-section of 0.210 inches, it meets AS568 specifications, ensuring compatibility with a wide range of systems. Ideal for use in automotive and manufacturing environments, this O-ring provides dependable sealing performance, enhancing the efficiency and longevity of machinery.