The 1-1/4" FS 3M THD AAR UNION X-Series by Capitol Manufacturing is a premium union fitting designed for seamless connections in plumbing systems. Featuring a female socket and a 3-inch male thread, this fitting allows for easy installation and disconnection of pipes. Made from high-quality materials, it ensures durability and resistance to corrosion, making it suitable for various applications. This union fitting meets industry standards, providing reliable performance and compliance in both residential and commercial plumbing projects.