The 136 MM ID X 4 MM CS DUPONT KALREZ 1050LF O-Ring is engineered for superior sealing performance in harsh environments. This O-ring features a 136 mm inner diameter and a 4 mm cross-section, made from high-quality Kalrez material, offering exceptional resistance to chemicals and extreme temperatures. Its design meets industry standards, ensuring compatibility with various applications. Ideal for use in the aerospace and automotive industries, this O-ring guarantees a reliable seal, enhancing the performance of your systems.