Back Home / Pipe & Tube Fittings / Pipe & Tube Fittings / SAE 45 DEGREE FLARE MALE REDUCER UNION 3/8″ X 1/2″ SAE 45 DEGREE FLARE MALE REDUCER UNION 3/8″ X 1/2″ SKU: X42X8X6 Categories: Pipe & Tube Fittings, Pipe & Tube Fittings 45 Degree Flare Fitting 1/2″ to 3/8″ union reducer Used with copper, aluminum, and brass SAE J512, SAE J513 Case Quantity: 1 Log In For Pricing