The AS568-387 SIMRIZ SZ498 seal offers an 18" inner diameter and an 18-3/8" outer diameter with a thickness of 3/16". Manufactured by Freudenberg-NOK, this seal is designed for optimal performance in various industrial applications. Its robust construction ensures durability and reliability, making it suitable for hydraulic and pneumatic systems. The SIMRIZ material provides excellent resistance to wear and environmental factors, ensuring a long service life. This product meets industry standards, making it a dependable choice for sealing solutions.