The Freudenberg-NOK AS568-128 SIMRIZ Z7257 is a high-quality sealing solution featuring a 1-1/2" inner diameter and 1-11/16" outer diameter with a thickness of 3/32". This O-ring is designed for durability and reliability in various industrial applications. Made from premium materials, it ensures excellent resistance to wear and tear, making it suitable for demanding environments. The Z7257 model complies with industry standards, ensuring compatibility with a wide range of systems. Ideal for use in hydraulic and pneumatic applications, this O-ring provides a secure seal to prevent leaks and maintain system integrity.