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7230 BCBM

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    Description

    Angular contact ball bearings, single row

    Dimensions

    d 150 mm
    D 270 mm
    B 45 mm
    d1 ≈ 197.2 mm
    d2 ≈ 175.6 mm
    D1 ≈ 225.95 mm
    a 111 mm
    r1,2 min. 3 mm
    r3,4 min. 1.1 mm
    Abutment dimensions

    da min. 164 mm
    Da max. 256 mm
    Db max. 263 mm
    ra max. 2.5 mm
    rb max. 1 mm
    Calculation data

    Basic dynamic load rating C 216 kN
    Basic static load rating C0 240 kN
    Fatigue load limit Pu 6.9 kN
    Reference speed 2600 r/min
    Limiting speed 2800 r/min
    Calculation factor kr 0.08
    Calculation factor ka 1.2
    Calculation factor e 1.14
    Single bearing or bearing pair arranged in tandem
    Calculation factor X 0.35
    Calculation factor Y0 0.26
    Calculation factor Y2 0.57
    Bearing pair arranged back-to-back or face-to-face
    Calculation factor X 0.57
    Calculation factor Y0 0.52
    Calculation factor Y1 0.55
    Calculation factor Y2 0.93
    Mass

    Mass bearing 11.5 kg

    For additional information about the meaning and limitations of the product data, refer to Single row angular contact ball bearings and Principles of bearing selection and application.