Elbow Application Air Gases Potable Water Fitting Side A Connection Type Cup Fitting Side B Connection Type Cup Fitting Side A Copper Tube Size 3 in Fitting Side B Copper Tube Size 3 in Fitting Material Wrot Copper Fitting Side A Tube Outer Diameter 3 1/8 in Fitting Side B Tube Outer Diameter 3 1/8 in Maximum Operating Pressure 317 psi @ 100 Degrees F Maximum Operating Temperature 400 Degrees F Specific Fitting Shape 90 Degrees Close Rough Elbow