TOP 5 SKF DISTRIBUTORS IN ASIA

ตลับลูกปืนและชุดตลับลูกปืน

NA 4909

Share "NA 4909"

    Description

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

    Dimensions

    d 45 mm
    D 68 mm
    B 22 mm
    F 52 mm
    r1,2 min. 0.6 mm
    s max. 1 mm
    Abutment dimensions

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

    Basic dynamic load rating C 45.7 kN
    Basic static load rating C0 78 kN
    Fatigue load limit Pu 9.65 kN
    Reference speed 7500 r/min
    Limiting speed 8500 r/min
    Mass

    Mass bearing 0.27 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.