The AS568-251 SIMRIZ SZ486 is a robust sealing solution with a 5-1/8" inner diameter and a 5-3/8" outer diameter, featuring a thickness of 1/8". Produced by Freudenberg-NOK, this seal is designed to withstand harsh conditions, offering excellent chemical and thermal resistance. The SIMRIZ material is ideal for applications in hydraulic and pneumatic systems, ensuring a leak-proof seal. This product adheres to industry standards, providing compatibility with various equipment and machinery. The AS568-251 SZ486 is a reliable choice for professionals seeking high-quality sealing solutions.