Union Application Liquids Fitting Side A Connection Type Compression Fitting Side B Connection Type Compression Fitting Material Brass Fitting Side A Tube Outer Diameter 1/4 in Fitting Side B Tube Outer Diameter 1/4 in Maximum Operating Pressure 150 psi Maximum Operating Temperature 150 Degrees F Overall Length 1 5/32 in Specific Fitting Shape Straight Connector Thread Size A 3/8-24 Thread Size B 3/8-24 Series Poly-Tite System of Measurement Imperial