Manufacturer Part Number: HNI81251|Nut Type|Hex NutHex Nut Profile|Material|SteelThread Direction|Right HandThread Size (Inch)|1-1/4-7Thread Size (mm)|Material Grade|8Finish Coating|Yellow Zinc DichromateWidth Across Flats (mm)|Width Across Flats (Inch)|1-7/8Width Across Flats (Decimal Inch)|Thread Standard|UNCThread Fit Class|Hardness|Military Specification|Does Not Meet Military SpecificationsHeight (Inch)|1-1/16Height (mm)|Height (Decimal Inch)|Fastener Standard|Width Across Points (Decimal Inch)|Width Across Points (mm)|System Of Measurement|Fractional InchAdditional Information|Product Service Code|UNSPSC Code|31161727