The Kalrez O-Ring K009-7090, classified as AS568-009, is manufactured by Freudenberg-NOK and is designed for high-performance sealing. This O-ring is made from DuPont Kalrez, known for its outstanding chemical resistance and thermal stability, making it suitable for extreme environments. With a standard size of 0.239 inches in diameter, it is perfect for applications in the oil and gas, aerospace, and chemical industries. The O-ring complies with industry standards, ensuring reliability and durability in critical sealing applications.