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 3/8 in Fitting Side B Tube Outer Diameter 3/8 in Fitting Thread Size 5/8-18 Hex Size 5/8 in Maximum Operating Pressure 1 000 psi Maximum Operating Temperature 250 Degrees F Overall Length 1 15/32 in Specific Fitting Shape Straight Connector Standards SAE J512 SAE J513