Fastpipe Compressed Air Fitting Application Air Fitting Connection Type Compression Fitting Material Nylon Fitting Tube Size Outer Diameter 2 in Maximum Operating Pressure 190 psi Maximum Operating Temperature 140 Degrees F Specific Fitting Shape Cap Standards ASTM B221 ASTM B429 Color Blue Compatible Tube Hardness 25 Shore Compatible Tube Material Aluminum Compatible Tube Wall Thickness 0.06 in Includes Pre-Applied Thread Sealant No Minimum Operating Temperature 0 Degrees F