Flared Fitting Union, Fitting Material Brass, Flare Angle 45 Degrees , Application Natural Gases, LP Gases, Fitting Side A Connection Type Flared, Fitting Side B Connection Type Flared, Fitting Side A Tube Outer Diameter 3/4 in, Fitting Side B Tube Outer Diameter 3/4 in, Fitting Thread Size 1/16 In.-14, Hex Size 1 1/16 in, Maximum Operating Pressure 550 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 2 13/32 in, Specific Fitting Shape Straight Connector