4 PCS Brass Tube Fitting, Union, 3/8 in. MaleFlare x 3/8 in. Male Flare Brass Made for Corrosion Resistance, High Temperature Ductility and Low Permeability.
Suitable for LP and Natural gas, Refrigeration, and Hydraulic Application in Low and Medium Pressure Pipe Line Connections Temperature Range: 121°C to 250 Degree F