The AS568-322 SIMRIZ SZ501 O-ring is designed with a 1-1/4" inner diameter and a 1-5/8" outer diameter, featuring a thickness of 3/16". Manufactured by Freudenberg-NOK, this O-ring is made from high-quality materials that ensure excellent durability and resistance to wear. The SZ501 model is suitable for a variety of sealing applications, meeting industry standards for performance and compatibility. Its robust design allows it to perform effectively in both hydraulic and pneumatic systems, providing a reliable seal that prevents leaks and maintains system efficiency.