Back Home / Pipe & Tube Fittings / Black Pipe Fittings / BLACK PIPE CAP 3/8″ BLACK PIPE CAP 3/8″ SKU: XBPCAP38 Categories: Black Pipe Fittings, Pipe & Tube Fittings Made from malleable iron. Molded to reduce parting lines and rough edges resulting in better liquid flow. Black Pipe Cap Schedule 40 Size 3/8″ Rated at 150 psi. Case Quantity: 10 Log In For Pricing