The Freudenberg-NOK AS568-030 SIMRIZ SZ498 O-ring features a 1-5/8" inner diameter, 1-3/4" outer diameter, and a 1/16" cross-section. This O-ring is crafted from high-performance SIMRIZ material, providing exceptional resistance to aggressive media, making it ideal for demanding applications. Its precise dimensions ensure a perfect fit in standard AS568 grooves, enhancing sealing performance. The SIMRIZ SZ498 is suitable for use in various industries, including automotive and chemical processing, and meets stringent industry standards for reliability.