Single-column sealed deep-groove ball bearings d 3-7mm
Product Parameter
  • Basic size of mm
    d 7
    D 14
    B 5
  • The basic rated load is kN
    trends C 0.956
    static state Co 0.4
  • Fatigue load limit Pu 0.017
  • Rated rotation speed is r/min
    Refer to the speed 100000
    Limit speed 1) 50000
  • Mass kg 0.0031
  • model
    Both sides are sealed 628/7-2Z
    One side is sealed -
  • Dimensions are mm
    d 7
    d1 ~ 8.9
    d2 ~ -
    D2 ~ 12.6
    r1,2 the min 0.15
  • Shoulder gear and chamfer size mm
    da the min 7.8
    da the max -
    Da the max 13.2
    ra the max 0.1
  • Calculation coefficient
    kr 0.015
    fo 11