The Freudenberg-NOK AS568-284 SIMRIZ Z7257 is a high-performance sealing solution featuring an 18" inner diameter and 18-1/4" outer diameter with a thickness of 1/8". This oil seal is crafted from durable materials, ensuring longevity and reliability in various applications. It meets industry standards for quality and performance, making it suitable for demanding environments. The SIMRIZ Z7257 is designed to provide excellent sealing capabilities, preventing leaks and maintaining system integrity. Ideal for use in hydraulic and pneumatic systems, this seal is compatible with a range of fluids and operating conditions.