The AS568-204 3/8" ID x 5/8" OD x 1/8" SIMRIZ SZ501 from Freudenberg-NOK is a high-performance sealing solution designed for various industrial applications. This O-ring features a durable SIMRIZ material, ensuring excellent resistance to chemicals and high temperatures. With precise dimensions of 3/8" inner diameter and 5/8" outer diameter, it fits seamlessly into standard AS568 specifications. The O-ring is engineered to provide reliable sealing under pressure, making it ideal for hydraulic and pneumatic systems. Its compatibility with a range of fluids and gases enhances its versatility in different environments. This product meets industry standards, ensuring quality and performance in demanding applications.