Solder Pressure Adapters Application Potable Water Compatible Copper Tube Size 1/2 in Compatible Tube Outer Diameter 1/2 in Fitting Connection Type Cup Fitting Material Copper Specific Fitting Shape Straight Adapter Standards ASME B1.20.1 ASME B16.15 ASME B16.18 ASME B16.22 ASME B16.24 ASME B16.50 NSF 61G Compatible Tube Material Copper Overall Length 1 7/16 in