1-1/4″ Black Pipe Coupling – Female Thread, 150 lb Malleable Iron

This 1-1/4″ black pipe coupling is designed to join two lengths of threaded black steel pipe in a straight run. Constructed from malleable iron with a protective black finish, it provides durability and resistance to corrosion in low to medium pressure systems. Featuring female National Pipe Taper (NPT) threads on both ends, this coupling is manufactured to ANSI B16.3 dimensional standards and ANSI B1.20.1 threading requirements. With a 150 lb pressure class rating, it ensures secure and leak-resistant performance in plumbing, heating, gas, and industrial piping applications.