Single row of deep groove ball bearing d 40-60mm
Product Parameter
  • Basic size of mm
    d 55
    D 120
    B 29
  • The basic rated load is kN
    trends C 74.1
    static state Co 45
  • Fatigue load limit Pu 1.9
  • Rated rotation speed is r/min
    Refer to the speed 12000
    limit speed 8000
  • Mass kg 1.35
  • model *6311
  • Dimensions are mm
    d 55
    d1 ~ 75.3
    D1 ~ 99.5
    D2 ~ 104
    r1,2 the min 2
  • Shoulder gear and chamfer size mm
    da the min 66
    Da the max 109
    ra the max 2
  • Calculation coefficient
    kr 0.03
    fo 13