The 4" 300# F304/304L ANSI RF S/O Flange from Merit Brass is a high-quality component designed for reliable performance in high-pressure systems. Made from F304/304L stainless steel, this flange offers excellent resistance to corrosion and high temperatures, making it ideal for various industrial applications. With a pressure rating of 300#, it complies with ANSI standards, ensuring compatibility with existing piping systems. The flange's dimensions and robust construction provide a secure connection, making it a preferred choice for engineers and contractors.