The API Series B gasket measures 40" x 300# and features a 304 stainless steel and graphite composite construction. This gasket is designed for high-pressure applications, providing excellent sealing capabilities in demanding environments. Manufactured by Teadit North America, it meets API standards, ensuring compatibility with various industrial systems. The combination of 304 stainless steel and graphite offers superior resistance to corrosion and temperature fluctuations, making it ideal for use in oil and gas applications. Its robust design ensures a reliable seal, preventing leaks and maintaining system integrity.