The AS568-228 2-1/4" ID x 2-1/2" OD x 1/8" SIMRIZ Z7257 from Freudenberg-NOK is a high-quality sealing solution designed for various industrial applications. This O-ring is made from durable SIMRIZ material, providing excellent resistance to chemicals and temperature variations. With precise dimensions of 2-1/4" inner diameter and 2-1/2" outer diameter, it adheres to AS568 specifications, ensuring compatibility with standard fittings. The 1/8" cross-section enhances its sealing capabilities, making it suitable for hydraulic and pneumatic systems. This product meets industry standards, ensuring reliability and durability in challenging environments.