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  • model 31308-A-N11CA-A50-90
  • Mass of bearing pair m ≈ kg 1.52
  • Dimensions (mm)
    d 40
    D 90
    2B 46
    2T 50.5
    r3, r4
    min     1.5
    A 16.5
  • Installation dimension (mm)
    da
    max     51
    Da
    min     71
    Da
    max     81
    Ca
    min     4
    rb
    max     1.5
  • Basic rated load (n)
    Dynamic load < br> Cr 130000
    Static load < br> Cor 165000
  • Calculation coefficient
    e 0.83
    Y1 0.82
    Y2 1.22
    Y0 0.8
  • Fatigue limit load Cur / n 18900
  • Limit speed (paired bearing) ng min– 1 7400
  • Reference speed (paired bearing) nB min– 1 4150
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