328-875-2 Features: -Heavy preheat.-Two piece tip for hand cutting.-O.E.M Number: 261.-Cross Reference Brand: Airco /Concoa.-Process: General Cutting.-Gas Type: Oxygen, Propane, Natural Gas.-Tip Size Symbol (Nom): 2.-Used on Torch Handle: Airco 3790, 4690, 4700, 4800, 5700, 5800, 1100, 3000, 9000, 9500, 2900.