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NA 4909.2RS

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    Description

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

    Dimensions

    d 45 mm
    D 68 mm
    B 23 mm
    C 22 mm
    F 52 mm
    r1,2 min. 0.6 mm
    s max. 0.5 mm

    Abutment dimensions

    da min. 49 mm
    Da max. 64 mm
    ra max. 0.6 mm

    Calculation data

    Basic dynamic load rating C 39.1 kN
    Basic static load rating C0 64 kN
    Fatigue load limit Pu 7.8 kN
    Limiting speed 3800 r/min

    Mass

    Mass bearing 0.29 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.