The AS568-279 13" ID x 13-1/4" OD x 1/8" SIMRIZ SZ498 by Freudenberg-NOK is a robust sealing solution for industrial applications. Constructed from high-quality SIMRIZ material, this O-ring provides excellent resistance to a variety of chemicals and temperature fluctuations. With precise dimensions that meet AS568 standards, it is ideal for hydraulic and pneumatic systems. The 1/8" thickness enhances its sealing capabilities, making it suitable for demanding environments. This product is designed for reliability and performance, ensuring compatibility with numerous applications.