YouÕre getting a 2 threaded flange in 304 Stainless Steel built around a raised face sealing surface and 150# pattern. Need a dependable connection point for your piping run? TheyÕre commonly used for maintenance-friendly installs, especially where you may need to break the line loose later. Raised face is the most common sealing face youÕll see for many standard industrial flange connections. 304 offers a strong balance of durability, availability, and value. At PLYET Industrial Supply, we stock connection hardware like this because downtime isnÕt an option.