The Brass Swing Check Valve 3 Inch Hard Seat Sweat in Fitting CXC 200 WOG Gate is a high-quality industrial plumbing fitting Suitable for water, oil, and natural gas applications. This swinging check valve features a brushed brass finish and is designed for maximum working pressure of 200 psi. It is compatible with various brands such as Mueller, Brasscraft, Campbell, Proflow, and Brass Craft, making it a versatile and reliable choice for industrial plumbing systems. Made of durable brass material and with a straight shape, this valve is a crucial component in ensuring the proper flow and control of fluids in various industrial settings.