The AS568-385 SIMRIZ SZ498 is engineered for optimal sealing performance with a 16" inner diameter and 16-3/8" outer diameter, featuring a thickness of 3/16". This product from Freudenberg-NOK is crafted from advanced SIMRIZ material, known for its exceptional resistance to a variety of chemicals and high temperatures. It is designed to meet stringent industry standards, ensuring compatibility across multiple applications. The SZ498 is ideal for hydraulic and pneumatic systems, providing a reliable seal that enhances operational efficiency and longevity.