The 3/8" X 3/8" Hex Nipple from Union Brass Manufacturing Co is a high-quality brass fitting designed for connecting two pipes in plumbing systems. This hex nipple features a durable brass construction that ensures longevity and resistance to corrosion. Its standard size allows for compatibility with various applications, making it ideal for both residential and commercial use. The hex design facilitates easy installation and disassembly, while meeting industry standards for safety and performance. Perfect for water, gas, and air lines, this nipple is a reliable choice for any plumbing project.