The Freudenberg-NOK AS568-372 SIMRIZ SZ481 O-Ring is a high-performance sealing solution with an inner diameter of 8-3/4 inches, outer diameter of 9-1/8 inches, and a cross-section of 3/16 inches. Made from SIMRIZ material, this O-Ring offers exceptional chemical resistance and thermal stability, making it suitable for demanding applications in various industries. Its precise dimensions ensure a secure fit in standard AS568 grooves, providing reliable sealing under pressure. This O-Ring is ideal for use in environments where exposure to aggressive chemicals is a concern.