Coupling with Stop Application Air Gases Potable Water Fitting Side A Connection Type Cup Fitting Side B Connection Type Cup Fitting Side A Copper Tube Size 6 in Fitting Side B Copper Tube Size 6 in Fitting Material Wrot Copper Fitting Side A Tube Outer Diameter 6 1/8 in Fitting Side B Tube Outer Diameter 6 1/8 in Maximum Operating Pressure 201 psi @ 200 Degrees F Maximum Operating Temperature 400 Degrees F Specific Fitting Shape Straight Coupling