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Parts Number

  • 3984R/3920R
  • Inquiry

    Product Information

    Обозначения

    3984/3920

    Граничные размеры

    d 66.675 mm Bore diameter
    D 112.712 mm Outside diameter
    T 30.162 mm Total width
    B 30.048 mm Width of inner ring
    C 23.812 mm Width of outer ring
    Cup r (min.) 3.2 mm Chamfer dimension of outer ring (Cup)
    Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)

    Основные значения нагрузки

    Cr 128000 N Basic dynamic load rating
    C0r 149000 N Basic static load rating

    Скорости

    Grease 3200 min-1 Grease lubrication
    Oil (Oil-bath) 4300 min-1 Oil-bath lubrication

    Abutment and Fillet Dimensions

    da 80 mm Diameter of shaft abutment
    Da 99 mm Diameter of housing abutment
    db 74 mm Diameter of shaft abutment
    Db 106 mm Diameter of housing abutment
    ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
    ra (max.) 3.2 mm Radius of shaft or housing fillet of outer ring

    Calculation factors

    e 0.4 Constant
    Y0 0.82 Axial load Factors
    Y1 1.5 Axial load Factors

    Mass

    CONE (approx.) 0.712 kg
    CUP (approx.) 0.454 kg
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