The 75109877 is a high-performance FKM O-ring, measuring 6.475" with a thickness of 0.210". This O-ring is designed for effective sealing in various applications, providing excellent resistance to heat, chemicals, and oils. Its precision design ensures compatibility with a wide range of systems, making it ideal for automotive and industrial uses. The FKM material offers durability and reliability, ensuring a long-lasting seal that prevents leakage and contamination. This O-ring meets industry standards, ensuring quality and performance in demanding environments.