Female Connector Application Air Fitting Side A Connection Type Male Flareless Bite Fitting Side B Connection Type FNPT Finish/Coating Zinc Nickel-Plated Fitting Material Steel Fitting Side A Tube Outer Diameter 5/8 in Maximum Operating Pressure 4 500 psi Maximum Operating Temperature 500 Degrees F Overall Length 1 25/32 in Specific Fitting Shape Straight Adapter Fitting Side B Pipe Size 1/2 in Compatible Fitting Brands Ferulok Thread Size B 1/2-14 Series Ferulok