The AS568-459 O-ring, with a 15" inner diameter and a 15 1/2" outer diameter, is 1/4" thick and is part of the SIMRIZ SZ486 series by Freudenberg-NOK. This O-ring is engineered for superior sealing performance in various applications, including automotive and industrial uses. Constructed from high-quality materials, it offers excellent resistance to wear, temperature fluctuations, and chemical exposure. The O-ring complies with industry standards, ensuring reliability and effectiveness in preventing leaks and maintaining system integrity. Its precise dimensions make it an ideal choice for a variety of sealing needs.