The 1" x 4" Double Extra Heavy Black Nipple from Service Metal Products is designed for robust connections in high-pressure piping systems. Made from high-quality black steel, this nipple offers excellent durability and resistance to corrosion. Its double extra heavy construction ensures it can withstand demanding applications, making it suitable for both water and gas services. The threaded ends provide easy installation and compatibility with standard fittings. This nipple meets ANSI standards, ensuring a secure and leak-proof connection for various industrial and commercial uses.