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  • model 31311-A-N11CA-A80-120
  • Mass of bearing pair m ≈ kg 3.4
  • Dimensions (mm)
    d 55
    D 120
    2B 58
    2T 63
    r3, r4
    min     2
    A 21
  • Installation dimension (mm)
    da
    max     68
    Da
    min     94
    Da
    max     110
    Ca
    min     4
    rb
    max     2
  • Basic rated load (n)
    Dynamic load < br> Cr 210000
    Static load < br> Cor 275000
  • Calculation coefficient
    e 0.83
    Y1 0.82
    Y2 1.22
    Y0 0.8
  • Fatigue limit load Cur / n 32500
  • Limit speed (paired bearing) ng min– 1 5600
  • Reference speed (paired bearing) nB min– 1 3250
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