MettleAir 127-3-1PK 3/16" ID Hose Barb, Y Wye Union Fitting Intersection/Split Brass Water/Fuel/Air Part #: 127-3 Hose ID 1 (Left/Right/Center): 3/16" Material: Brass Type: Hose Barb Y Wye Union Fitting Commonly used for Acetylene/Oxygen/Welding/Drainage/Water/Fuel/Air/Gas