The 1/4" 300# Black Malleable Iron Coupling from Service Metal Products is designed for high-pressure applications, rated for 300 psi. This coupling is made from durable malleable iron, ensuring strength and longevity. It is ideal for connecting two pipes of the same diameter, making it essential for various plumbing and industrial applications. The black finish provides additional corrosion resistance, enhancing its durability. This coupling meets ANSI standards, ensuring compliance and reliability in demanding environments.