The AS568-348 SIMRIZ Z7257 O-Ring features a size of 4-3/8" ID x 4-3/4" OD x 3/16" thickness, making it an excellent choice for various sealing applications. Constructed from high-quality SIMRIZ material, this O-ring offers superior resistance to chemicals and high temperatures, ensuring long-lasting performance. It meets industry standards for reliability and is suitable for use in hydraulic and pneumatic systems. The precise dimensions ensure a snug fit, preventing leaks and enhancing system efficiency. Ideal for use in automotive, aerospace, and industrial applications, this O-ring is a dependable choice for engineers and technicians.