Tube Nut Application Air Inert Gases Non-Combustible Gases Fitting Material Brass Maximum Operating Pressure 2 800 psi Maximum Operating Temperature 250 Degrees F Overall Length 3/8 in Thread Size 3/8-24 Specific Fitting Shape Nut/Sleeve System of Measurement Imperial Compatible Tube Outer Diameter 3/16 in Series Compress-Align Fitting Connection Type Compression Hex Size 7/16 in Minimum Operating Temperature 65 Degrees F Package Quantity 100