Male Connector Application Air Fitting Side A Connection Type Compression Fitting Side B Connection Type MNPTF Finish/Coating Nickel-Plated Fitting Material Brass Fitting Side A Tube Outer Diameter 5/8 in Maximum Operating Pressure 150 psi Maximum Operating Temperature 200 Degrees F Overall Length 1 21/32 in Specific Fitting Shape Straight Adapter Fitting Side B Pipe Size 3/8 in Thread Size A 13/16-18 Thread Size B 3/8-18 System of Measurement Imperial