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7209 BEP

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    Description

    Angular contact ball bearings, single row

    Dimensions

    d 45 mm
    D 85 mm
    B 19 mm
    d1 ≈ 60.85 mm
    d2 ≈ 52.68 mm
    D1 ≈ 70.15 mm
    a 37 mm
    r1,2 min. 1.1 mm
    r3,4 min. 0.6 mm
    Abutment dimensions

    da min. 52 mm
    Da max. 78 mm
    Db max. 80.8 mm
    ra max. 1 mm
    rb max. 0.6 mm
    Calculation data

    Basic dynamic load rating C 35.8 kN
    Basic static load rating C0 26 kN
    Fatigue load limit Pu 1.1 kN
    Reference speed 9000 r/min
    Limiting speed 9000 r/min
    Calculation factor kr 0.095
    Calculation factor ka 1.4
    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 0.42 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.