Solder Pressure Companion Flanges Application Drain Vent Waste Non-Potable Water Fitting Side A Connection Type Cup Fitting Side B Connection Type Flange Fitting Side A Copper Tube Size 3 in Fitting Material Bronze Fitting Side A Tube Outer Diameter 3 in Specific Fitting Shape Flange Adapter Flange Outside Diameter 7.5 in Number of Bolt Holes 4 Flange Thickness 5/8 in Bolt Hole Diameter 3/4 in Standards ASME/ANSI B16.22 MSS SP-104 MSS SP-106 NSF/ANSI/CAN-61