Back Home / Pipe & Tube Fittings / Brass Fittings / BRASS AIR BRAKE FEMALE CONNECTOR 3/8″ TUBE X 1/4″ PIPE BRASS AIR BRAKE FEMALE CONNECTOR 3/8″ TUBE X 1/4″ PIPE SKU: X1466X6 Categories: Brass Fittings, Pipe & Tube Fittings Nylon air brake fitting Meets DOT FVSS571.106 air brake specifications. These are used in air brake systems that are serviced by SAE J844 nylon tubing. DOT applications require that the fittings be marked with DOT on them. Female connector Size 3/8″ tubing o.d., 1/4″ female pipe Case Quantity: 5 Log In For Pricing