If you're tying pipe into a valve, pump, or manifold, this flange keeps the job straightforward. YouÕre getting a 2 1/2 threaded flange in 304 Stainless Steel built around a raised face sealing surface and 150# pattern. ItÕs commonly selected for general service applications and everyday plant use. TheyÕre commonly used for maintenance-friendly installs, especially where you may need to break the line loose later. If youÕve ever needed to bolt pipe to a valve or piece of machinery, this threaded flange is the part that makes that connection possible. Have a question before you buy? Send us the basics of your application and weÕll point you in the right direction.