The 36 - 1-1/4 X 3/4 S160 Threaded Nippon from Capitol Manufacturing is a durable and reliable fitting designed for various piping applications. This nipple features a threaded design for easy installation and is constructed from high-quality materials to ensure longevity and resistance to corrosion. With a length of 3-1/2 inches, it is perfect for connecting pipes of different diameters, specifically 1-1/4 inches to 3/4 inches. Its compliance with industry standards ensures that it meets the necessary safety and performance requirements for both residential and commercial use.