Union Application Liquids Fitting Side A Connection Type Compression Fitting Side B Connection Type Compression Fitting Material Brass Fitting Side A Tube Outer Diameter 3/8 in Fitting Side B Tube Outer Diameter 3/8 in Maximum Operating Pressure 150 psi Maximum Operating Temperature 150 Degrees F Overall Length 1 1/4 in Specific Fitting Shape Straight Connector Thread Size A 1/2-14 Thread Size B 1/2-14 Series Poly-Tite System of Measurement Imperial