21308EK
Type

Spherical roller bearing

Model:21308EK
Thickness(mm):23
Inner diameter d:35
Outer diameter D:90

Detailed information

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Basic size mm
  • d 1 35
  • D90
  • B23
Basic load rating kN
  • DynamicsC104
  • Static Co108
RatedSpeed r/min
  • Reference speed7000
  • Limit speed9500
Model
  • Bearing*21308EK
  • Remove the coverAH308
Size mm
  • d 1 35
  • d 2 ~59.9
  • D1 ~79.8
  • B 1 29
  • B 2 1) 32
  • GM45×1.5
  • G 1 6
  • b5.5
  • k3
  • r 1,2 Minimum1.5
Shoulder and chamfer dimensions mm
  • d a Maximum49
  • Da Maximum81
  • r a Maximum1.5
Calculate coefficient
  • e0.24
  • Y12.8
  • Y24.2
  • Yo2.8
Fatigue load limit Pu
  • Fatigue load limit Pu11.8
QualityBearing+Remove the cover
  • QualityBearing+Remove the cover0.84