Stainless steel sealed deep groove ball bearing d 15-20mm
Product Parameter
  • Basic size of mm
    d 17
    D 30
    B 7
  • The basic rated load is kN
    trends C 3.9
    static state Co 2.45
  • Fatigue load limit Pu 0.108
  • Rated rotation speed is r/min
    Refer to the speed 50000
    limit speed 32000
  • Mass kg 0.019
  • model W61903-2Z
  • Dimensions are mm
    d 17
    d1 ~ 21
    D1 ~ 27.8
    r1,2 the min 0.3
  • Shoulder gear and chamfer size mm
    da the min 19
    Da the max 28
    ra the max 0.3
  • Calculation coefficient
    kr 0.02
    fo 15