Sleeve, Fitting Material Brass, Maximum Operating Pressure 150 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 3/8 in, Specific Fitting Shape Sleeve, System of Measurement Imperial, Compatible Tube Outer Diameter 5/8 in, Standards NSF/ANSI 61 Annex G, Compatible Fitting Connection Type Compression, Compatible Tube Material Aluminum, Copper, Thermoplastic, Minimum Operating Temperature 40 Degrees F