Manufacturer Part Number: Z9426|For Bolt Size|Outside Diameter|1.75inMaterial|Case Hardened SteelMinimum Thickness|Maximum Thickness|Slot Width|Slot Depth|Finish|Black OxideMaterial Grade|12L14Hardness|Standards|Bolt Size (Inch)|Finish/Coating|Black OxideInside Diameter (Decimal Inch)|0.4063Inside Diameter (Inch)|13/32Military Specification|Does Not Meet Military SpecificationsOutside Diameter (Decimal Inch)|1.7500Outside Diameter (Inch)|1-3/4Thickness (Decimal Inch)|0.3750Thickness (Inch)|3/8UNSPSC Code|