The AS568-016 DUPONT KALREZ 6221 O-Ring by Freudenberg-NOK is a premium sealing solution crafted from high-performance Kalrez material. This O-ring is specifically designed for applications requiring exceptional resistance to aggressive chemicals and high temperatures. With its AS568-016 size, it fits seamlessly into various industrial systems, ensuring a reliable seal. The Kalrez 6221 formulation enhances durability and longevity, making it suitable for use in the pharmaceutical, aerospace, and chemical processing industries. This O-ring meets stringent industry standards, providing peace of mind in critical applications.