The 4" 300# FS S/O FLG RF from Service Metal Products is a flange designed for high-pressure applications. Rated for 300 pounds, this flange features a flat surface and raised face, ensuring a secure and leak-proof connection. With a diameter of 4 inches, it is compatible with standard piping systems, making it ideal for use in industrial and commercial settings. Constructed from durable materials, this flange meets industry standards for quality and performance, providing reliability in various applications including water, gas, and steam systems.