Manufacturer Part Number: 821553|For Use With|Model/Series 8200Thread Size|2-1/4-12Mounting Hole Size (Decimal Inch)|0.2800Mounting Hole Size (mm)|7.1Block Length (Inch)|2-1/2Block Length (Decimal Inch)|2.5000Block Width (Inch)|2-3/25Block Height/Thickness (Inch)|1/2Block Height/Thickness (Decimal Inch)|0.5000Block Height/Thickness (mm)|12.70Distance Between Mount Hole Centers (Decimal Inch)|2.1200Distance Between Mount Hole Centers (mm)|31.80Material|AluminumDistance Between Mount Holes (Fractional Inch)|1-1/4Block Length|2.5in; 63.5mmProduct Service Code|Block Width|2.12in; 53.8mmBlock Width (Decimal Inch - 4 Decimals)|2.5000UNSPSC Code|27112100