Parker Hannifin 166FSV-8-8 Brass 90 Degree Swivel Elbow, 45 Degree Flare Fitting, 1/2" Flare Tube x 1/2" Female NPT Flare Swivel All brass construction Forged nuts for refrigeration applications Long nuts for vibration Nut Material - Brass. Application - Pumps, Gas Grills, Coffee Makers, Adapters. U.L. Listed for flammable liquids Metal-to-metal seal