Solder Pressure Companion Flanges Application Potable Water Fitting Side A Connection Type Cup Fitting Side B Connection Type Flange Fitting Side A Copper Tube Size 1 in Fitting Material Copper Fitting Side A Tube Outer Diameter 1 in Specific Fitting Shape Flange Adapter Flange Outside Diameter 4.25 in Number of Bolt Holes 4 Flange Thickness 1/2 in Bolt Hole Diameter 5/8 in Standards ASME/ANSI B16.22 MSS SP-104 NSF/ANSI/CAN-61 Compatible Tube Material Copper