d1 50-85mm
Product Parameter
  • Basic size of mm
    d 55
    D 110
    B 28
  • The basic rated load is kN
    trends C 48.8
    static state Co 17
  • Fatigue load limit Pu 0.88
  • Rated rotation speed is r/min
    Refer to the speed 11000
    limit speed 8000
  • Mass bearing + tightening sleeve 1.4
  • model
    bearing 2212EKTN9
    tapered adapter-sleeve H312
  • Dimensions are mm
    d1 55
    d3 80
    D1 ~ 98.6
    B1 47
    B2 13
    r1,2 the min 1.5
  • Shoulder gear and chamfer size mm
    da the max 74
    db the min 65
    Da the max 101
    Ba the min 9
    ra the max 1.5
  • Calculation coefficient
    e 0.24
    Y1 2.6
    Y2 4.1
    Y0 2.8