Single row sealed deep groove ball bearings d 8-9mm
Product Parameter
  • Basic size of mm
    d 9
    D 17
    B 5
  • The basic rated load is kN
    trends C 1.43
    static state Co 0.64
  • Fatigue load limit Pu 0.027
  • Rated rotation speed is r/min
    Refer to the speed 85000
    Limit speed 1) 43000
  • Mass kg 0.0043
  • model
    Both sides are sealed 628/9-2Z
    One side is sealed 628/9-Z
  • Dimensions are mm
    d 9
    d1 ~ 11.1
    d2 ~ -
    D2 ~ 15.5
    r1,2 the min 0.2
  • Shoulder gear and chamfer size mm
    da the min 10.4
    da the max -
    Da the max 15.6
    ra the max 0.2
  • Calculation coefficient
    kr 0.015
    fo 11