Manufacturer Part Number: 225199BR|Product Type|Shoulder ScrewDrive Size|5/16 inDrive Type|Hex SocketShoulder Diameter (Inch)|5/8Shoulder Diameter (Decimal Inch)|0.6250Shoulder Diameter (mm)|Head Type|Shoulder Length (Inch)|4-1/2Shoulder Length (mm)|Material Grade|4140Thread Size|1/2-13Finish|Thread Fit Class|Hardness|Thread Direction|Thread Length (mm)|Thread Length (Inch)|Thread Pitch (Inch)|Thread Pitch (mm)|Thread Pitch (Decimal Inch)|Thread Length (Decimal Inch)|Tensile Strength (Lb.)|Tensile Strength (psi)|Material|Alloy SteelStandards|ASME/ANSI B18.3; ASTM F835; IFI 124Head Height (Decimal Inch)|0.3750Head Height (Inch)|3/8Head Height (mm)|Thread Standard|UNCOverall Length (Mm)|Overall Length (Decimal Inch)|Overall Length (Inch)|Head Diameter (Decimal Inch)|0.8750Head Diameter (Inch)|7/8Head Diameter (mm)|PSC Code|UNSPSC Code|