Male Connector Application Air Fitting Side A Connection Type Male O-Ring Face Seal Fitting Side B Connection Type MNPTF Finish/Coating Zinc Nickel-Plated Fitting Material Steel Fitting Side A Tube Outer Diameter 1/2 in Maximum Operating Pressure 6 000 psi Maximum Operating Temperature 500 Degrees F Overall Length 1 5/8 in Specific Fitting Shape Straight Adapter Fitting Side B Pipe Size 1/2 in Compatible Fitting Brands Seal-Lok Thread Size B 1/2-14 Series Seal-Lok