The AS568-246 SIMRIZ SZ498 is engineered for optimal sealing performance with a 4-1/2" inner diameter and a 4-3/4" outer diameter, featuring a thickness of 1/8". This product from Freudenberg-NOK is crafted from high-quality SIMRIZ material, providing exceptional resistance to various chemicals and oils. Ideal for industrial applications, it ensures a reliable seal under pressure and temperature fluctuations. The SZ498 meets stringent industry standards, making it a trusted choice for professionals seeking durability and efficiency.