The 3/8" 300# Black Malleable Iron Cap from Service Metal Products is designed for secure closure of pipe ends in various applications. Made from high-quality black malleable iron, this cap offers excellent durability and resistance to corrosion. With a 300# pressure rating, it is suitable for high-pressure systems. The cap features a standard design for easy installation and compatibility with existing piping systems. Ideal for use in plumbing, HVAC, and industrial applications, this cap meets ANSI standards for performance and safety.