Comparison : Item # 211-38, 1/2-20 Male Thread Size Inverted Flare Fitting - Inverted Flare Seat to Male Port Thread Conversion With Sealing Face Adapter
Item # 211-47, 7/16-20 Male Thread Size Inverted Flare Fitting - Inverted Flare Seat to Male Port Thread Conversion With Sealing Face Adapter
Item # 211-48, 1/2-20 Male Thread Size Inverted Flare Fitting - Inverted Flare Seat to Male Port Thread Conversion With Sealing Face Adapter
Item # 211-58, 1/2-20 Male Thread Size Inverted Flare Fitting - Inverted Flare Seat to Male Port Thread Conversion With Sealing Face Adapter