The 913M 4" x 300# gasket features a robust construction with a 304 stainless steel inner and a carbon steel outer layer, combined with PTFE for enhanced sealing performance. This gasket is designed for high-pressure applications, ensuring a reliable seal in various industrial settings. Measuring 4" in diameter and rated for 300#, it meets industry standards for durability and efficiency. The combination of materials provides excellent resistance to chemicals and temperature fluctuations, making it suitable for a wide range of applications. Trust in this gasket for superior performance and longevity.