Flared Union Fitting Schematic

Item # Flare Size Orifice Dimension A Dimension B
U-FF-4 1/4 in 1/8 in 2.38 in 0.75 in
U-FF-6 3/8 in 1/4 in 2.38 in 0.88 in
U-FF-8 1/2 in 3/8 in 2.58 in 1.00 in
U-FF-12 3/4 in 5/8 in 2.88 in 1.25 in