Manufacturer Part Number: 40450G|Style|Unequal Double ThreadedThread Size (Inch)|5/16-18Thread Size (mm)|Overall Length (Decimal Inch)|1.5000Overall Length (Inch)|1-1/2Overall Length (mm)|Material|Carbon SteelFinish|Black OxideLong Thread Length (Fractional Inch)|3/4Long Thread Length (Decimal Inch)|0.7500Long Thread Length (mm)|Equal-Style Thread Length (Inch)|Short Thread Length (Decimal Inch)|0.5000Short Thread Length (mm)|Equal-Style Thread Length (mm)|Short Thread Length (Inch)|1/2Thread Length (Inch)|Thread Length (Decimal Inch)|Thread Fit Class|50Thread Direction|Flat|NoMaterial Grade|5Standards|Includes|Additional Information|Unthreaded Shank Length (mm)|Short-End Thread Size|Unthreaded Shank Length (Inch)|Long-End Thread Size|System Of Measurement|Fractional InchProduct Service Code|UNSPSC Code|31161618