Reducer Application Chemicals Fitting Side A Connection Type FTG Fitting Side B Connection Type FTG Fitting Side A Copper Tube Size Not Applicable Fitting Side B Copper Tube Size Not Applicable Fitting Material Stainless Steel Fitting Side A Pipe Size 2 1/2 in Fitting Side B Pipe Size 4 in Material Grade 304 O-Ring Material FKM Specific Fitting Shape Reducer Fitting Side B Tube Outer Diameter 4 in Overall Length 7 1/16 in Maximum Operating Pressure 200 psi