Stainless steel deep trench ball bearings d 1.5-7mm
Product Parameter
  • Basic size of mm
    d 3
    D 6
    B 3
  • The basic rated load is kN
    trends C 0.176
    static state Co 0.057
  • Fatigue load limit Pu 0.0025
  • Rated rotation speed is r/min
    Refer to the speed 170000
    limit speed 85000
  • Mass kg 0.00035
  • model W637/3-2Z
  • Dimensions are mm
    d 3
    d1 ~ 4.2
    D1 ~ 5.4
    r1,2 the min 0.08
  • Shoulder gear and chamfer size mm
    da the min 3.5
    Da the max 5.6
    ra the max 0.08
  • Calculation coefficient
    kr 0.02
    fo 11