Compression Fitting Nut, Application Air, Inert Gases, Non-Combustible Gases, Fitting Material Brass, Material Grade C36000, Maximum Operating Pressure 100 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 11/16 in, Thread Size #1-18, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 3/4 in, Compatible Fitting Brands Parker, Series Compression, Standards SAE 060110, Compatible Tube Hardness Not Applicable. This item has been restricted from sale in the following state (s): []