The Freudenberg-NOK AS568-128 SIMRIZ SZ481 O-ring features a 1-1/2" inner diameter and 1-11/16" outer diameter, with a thickness of 3/32". This O-ring is engineered for high durability and performance, making it suitable for a variety of industrial applications. Constructed from premium materials, it offers excellent resistance to wear, chemicals, and temperature extremes. The SZ481 model meets industry standards, ensuring a secure fit and reliable sealing capability. Ideal for use in hydraulic and pneumatic systems, this O-ring helps prevent leaks and maintain operational efficiency.