Manufacturer Part Number: 63-374-3|Plate Surface|Machined HolesWidth (Inch)|6Plate Style|SteppedDepth (Inch)|6Plate Design|Open EndHeight (Inch)|6Plate Thickness (Inch)|Plate Thickness (Decimal Inch)|Material|SteelFinish Type|Precision-GroundAccuracy (Decimal Inch)|0.000500Parallelism (Decimal Inch)|Squareness (Decimal Inch)|0.0005Height (Decimal Inch)|Web to Edge (Fractional Inch)|Hole Size|5/16-18Sine Plate Compatibility|Single/Pair|Precision Grade|Step Depth from Top (Inch)|Material Grade|Ribs per Plate|Manufacturer's Part Number|Includes|Number Of Holes|24Depth (Decimal Inch)|6.0000Product Service Code|UNSPSC Code|23251800