The Freudenberg-NOK AS568-432 SIMRIZ SZ498 is a precision-engineered O-ring with a 5-3/8" inner diameter, 5-7/8" outer diameter, and a 1/4" cross-section. Constructed from high-performance materials, this O-ring is designed to withstand harsh environments and is ideal for sealing applications in various industries. Its robust design ensures compatibility with a wide range of fluids, providing excellent resistance to chemicals and temperature variations. This O-ring meets AS568 standards, ensuring reliability and performance in critical applications.