Gauge Ring Fitting Material Brass Maximum Operating Pressure 150 psi Maximum Operating Temperature 200 Degrees F Overall Length 1/8 in Specific Fitting Shape Gauge Ring System of Measurement Imperial Compatible Fitting Brands Eclipse Compatible Tube Outer Diameter 5/8 in Standards DOT FMVSS 571.106 SAE Compatible Fitting Connection Type Compression Compatible Tube Material Nylon Minimum Operating Temperature 40 Degrees F Package Quantity 10