Nut Application Air Fitting Material Brass Maximum Operating Pressure 150 psi Maximum Operating Temperature 200 Degrees F Overall Length 25/32 in Thread Size 13/16-18 Specific Fitting Shape Nut System of Measurement Imperial Compatible Tube Outer Diameter 5/8 in Standards DOT FMVSS 571.106 SAE Compatible Tube Material Nylon Fitting Connection Type Compression Hex Size 15/16 in Minimum Operating Temperature 40 Degrees F Package Quantity 10