Manufacturer Part Number: Z9433|For Bolt Size|3/4 inOutside Diameter|2.5inMaterial|Case Hardened SteelMinimum Thickness|Maximum Thickness|Slot Width|Slot Depth|Finish|Black OxideMaterial Grade|12L14Hardness|Standards|Bolt Size (Inch)|3/4Finish/Coating|Black OxideInside Diameter (Decimal Inch)|0.7813Inside Diameter (Inch)|25/32Military Specification|Does Not Meet Military SpecificationsOutside Diameter (Decimal Inch)|2.5000Outside Diameter (Inch)|2-1/2Thickness (Decimal Inch)|0.4375Thickness (Inch)|7/16UNSPSC Code|