The 3-1/2" 300# Flat Face Weld Neck Flange from Service Metal Products is designed for high-pressure applications. This flange is rated for 300# pressure and features a flat face for easy installation and a secure seal. Made from high-quality materials, it ensures durability and reliability in various applications. The 3-1/2 inch diameter makes it suitable for larger piping systems, and it complies with industry standards for flanges, ensuring compatibility with other components. Ideal for use in water, gas, and industrial applications.