Manufacturer Part Number: ESO-6440-16ZI|Thread Type|FemaleThread Style|Thread Size|#4-40Material|SteelOverall Length (Decimal Inch)|0.5000Overall Length (Inch)|1/2Overall Length (mm)|Width Across Flats (Decimal Inch)|0.2500Overall Length|0.5inWidth Across Flats (Inch)|1/4Outside Diameter (Decimal Inch - 4 Decimals)|Outside Diameter (mm)|Outside Diameter (Inch)|Square Length|Thread Depth|Thread Depth (Inch)|Thread Depth (Decimal Inch)|Finish|Zinc-PlatedThread Depth (mm)|Square Size Tolerance|Length Tolerance|Standards|Length Tolerance (mm)|Length Tolerance (Decimal Inch)|Body Length (Inch)|1/2Body Length|Body Length (Decimal Inch)|0.5000Tensile Strength (psi)|Body Shape|HexMinimum Material Thickness (Inch)|System Of Measurement|InchMaterial Grade|Thread Length (Decimal Inch)|Thread Length (Inch)|Swage Outside Diameter (Decimal Inch)|Width Across Flats (mm)|Fastener Standard|Minimum Material Thickness (Decimal Inch)|Finish Coating|Zinc-PlatedSwage Length (Decimal Inch)|Thread Length (mm)|Fastening Method|Self Clinching with Through HoleProduct Service Code|UNSPSC Code|