Reducing Coupler Fitting Side A Connection Type Barbed Fitting Side B Connection Type Barbed Fitting Side A Tube Inner Diameter 5/8 in Fitting Side B Tube Inner Diameter 1/2 in Barb Style Single Barb Fitting Material PVDF Specific Fitting Shape Straight Reducing Connector Application Air Chemicals Non-Potable Water Pharmaceutical Maximum Operating Pressure 260 psi @ 70 Degrees F Maximum Operating Temperature 226 Degrees F Standards RoHS USP Class VI Color White