Brake Line Nut Application Brake Line Fitting Thread Size M10-1 Fitting Material Steel Hex Size 3/16 in Maximum Operating Pressure 3 000 psi Maximum Operating Temperature 200 Degrees F Specific Fitting Shape Flared Nut Compatible Auto Systems Motorized Vehicles Compatible Tube Outer Diameter 3/16 in Fitting Connection Type Inverted Flare Minimum Operating Temperature 40 Degrees F Package Quantity 4