Parts Number

  • 2789/2720
  • Inquiry

    Product Information

    Обозначения

    2789/2720

    Граничные размеры

    d39.688mmBore diameter
    D76.2mmOutside diameter
    T23.812mmTotal width
    B25.654mmWidth of inner ring
    C19.05mmWidth of outer ring
    Cup r (min.)3.3mmChamfer dimension of outer ring (Cup)
    Cone r (min.)3.5mmChamfer dimension of inner ring (Cone)

    Основные значения нагрузки

    Cr90500NBasic dynamic load rating
    C0r91000NBasic static load rating

    Скорости

    Grease5000min-1Grease lubrication
    Oil (Oil-bath)6700min-1Oil-bath lubrication

    Abutment and Fillet Dimensions

    da52mmDiameter of shaft abutment
    Da66mmDiameter of housing abutment
    db45mmDiameter of shaft abutment
    Db70mmDiameter of housing abutment
    ra (max.)3.5mmRadius of shaft or housing fillet of inner ring
    ra (max.)3.3mmRadius of shaft or housing fillet of outer ring

    Calculation factors

    e0.3Constant
    Y01.1Axial load Factors
    Y12Axial load Factors

    Mass

    CONE (approx.)0.292kg
    CUP (approx.)0.187kg
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