Compression Plug Application Hydraulic Oil Fitting Connection Type Compression Finish/Coating Dura-Kote Fitting Material Carbon Steel Fitting Tube Size Outer Diameter 1/4 in Maximum Operating Pressure 5 250 psi Maximum Operating Temperature 450 Degrees F Specific Fitting Shape Plug System of Measurement Imperial Compatible Fitting Brands Ferulok Airway Fitting Thread Size 7/16-20 Series 7000 Series Emerto Standards SAE 080109 Includes Pre-Applied Thread Sealant No