Manufacturer Part Number: ZMSCV70444|Material|FluoroelastomerDash Number|444Inside Diameter (Inch)|7-3/4inInside Diameter (Decimal Inch)|7.7500Inside Diameter (mm)|Outside Diameter (Inch)|8-1/4inOutside Diameter (Decimal Inch - 4 Decimals)|8.2500Outside Diameter (mm)|Thickness (Inch)|1/4inThickness (mm)|Hardness|70Cross Section Shape|RoundMinimum Working Temperature (Deg F)|-15Maximum Working Temperature (F)|400Hardness Rating|HardSizes Included|Minimum Working Temperature|Maximum Working Temperature|Durometer|Compatible Material|Petroleum ProductsFeatures|Good Resistance To Petroleum Products. Low Compression Set, And High Temperature Resistance. Wide Spectrum of Chemical Compatibility. Good For Vacuum Service & Low Gas PermeabilityColor|BlackFDA Approved|NoStandards|Coupling Size|Inside Diameter Range|For Use With|Additional Information|Inside Diameter Range (Inch)|Durometer Shore A|Thickness (Decimal Inch - 4 Decimals)|0.2500Width (Decimal Inch - 4 Decimals)|Tube Outside Diameter (Fractional Inch)|Number Of Pieces|System Of Measurement|Number Of Sizes|Type|Product Service Code|UNSPSC Code|31401503