d 25-55mm
Product Parameter
  • Basic size of mm
    d 45
    D 85
    B 23
  • The basic rated load is kN
    trends C 93
    static state Co 93
  • Fatigue load limit Pu 10.8
  • Rated rotation speed is r/min
    Refer to the speed 8000
    limit speed 11000
  • quality 0.55
  • model
    Bearing cylindrical hole *C2209TN9
    conical bore *C2209KTN9
  • Dimensions are mm
    d 45
    d2 55.6
    D1 ~ 73.1
    r1,2 the min 1.1
    s11) 7.1
    s21) -
  • Shoulder gear and chamfer size mm
    da the min 52
    da the max 55
    Da the min 71
    Da the max 78
    Ca2) the max 0.3
    ra the max 1
  • Calculation coefficient
    k1 0.095
    k2 0.128