Manufacturer Part Number: 217378|Inside Diameter (Decimal Inch)|0.2500Inside Diameter (mm)|6.35Inside Diameter (Inch)|1/4Outside Diameter (Decimal Inch - 4 Decimals)|0.5000Outside Diameter (Inch)|1/2Outside Diameter (mm)|12.70Head Diameter (Decimal Inch)|Head Diameter (mm)|16.50Through Coolant|NoSleeve Type|Material|SteelLength Under Head (Decimal Inch)|1.7717Length Under Head (mm)|45.00Pressure|Inside Modular Connection Size|Additional Information|Product Service Code|5136UNSPSC Code|