Union Fitting Material Brass Flare Angle Inverted Application LP Gases Natural Gases Fitting Side A Connection Type Inverted Flare Fitting Side B Connection Type Inverted Flare Fitting Side A Tube Outer Diameter 1/4 in Fitting Side B Tube Outer Diameter 1/4 in Fitting Thread Size 7/16-24 Hex Size 17/32 in Maximum Operating Pressure 1 400 psi Maximum Operating Temperature 250 Degrees F Overall Length 5/8 in Specific Fitting Shape Straight Connector Standards SAE J512 UL