Female Branch Tee Application Air Fitting Side A Connection Type Compression Fitting Side B Connection Type Compression Fitting Side C Connection Type FNPT Finish/Coating Nickel-Plated Fitting Material Brass Fitting Side A Tube Outer Diameter 3/8 in Fitting Side B Tube Outer Diameter 3/8 in Thread Size C 1/4-18 Thread Size A 1/4-18 System of Measurement Imperial Maximum Operating Pressure 150 psi Maximum Operating Temperature 200 Degrees F Overall Length 2 29/32 in