Stainless steel deep trench ball bearings d 1.5-7mm
Product Parameter
  • Basic size of mm
    d 2
    D 5
    B 2.3
  • The basic rated load is kN
    trends C 0.156
    static state Co 0.048
  • Fatigue load limit Pu 0.002
  • Rated rotation speed is r/min
    Refer to the speed 190000
    limit speed 95000
  • Mass kg 0.00018
  • model W638/2-2Z
  • Dimensions are mm
    d 2
    d1 ~ 2.7
    D1 ~ 4.4
    r1,2 the min 0.08
  • Shoulder gear and chamfer size mm
    da the min 2.5
    Da the max 4.5
    ra the max 0.08
  • Calculation coefficient
    kr 0.015
    fo 11