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NA 6903

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    Description

    Needle roller bearings, with machined rings, with an inner ring

    Dimensions

    d 17 mm
    D 30 mm
    B 23 mm
    F 22 mm
    r1,2 min. 0.3 mm
    s max. 1 mm
    Abutment dimensions

    da min. 19 mm
    Da max. 28 mm
    ra max. 0.3 mm
    Calculation data

    Basic dynamic load rating C 18.7 kN
    Basic static load rating C0 30.5 kN
    Fatigue load limit Pu 3.75 kN
    Reference speed 18000 r/min
    Limiting speed 20000 r/min
    Mass

    Mass bearing 0.072 kg

    For additional information about the meaning and limitations of the product data, refer to Needle roller bearings with machined rings and Principles of bearing selection and application.