Home>>Catalog>> Tapered Roller Bearing>>Single Row Taper Roller Bearing>>d:95-105mm>>Bearing NO.:7221E 30221Back>>
Principal dimensions mm
  • d:105
  • D:190
  • T:39
  • B:36
  • C:30
  • r 1 .r 2 min:3
  • r 1 .r 2 min:3
  • r 3 .r 4 min:2.5
  • r 3 .r 4 min:2.5
Basic load ratings KN
  • Cr:290
  • Cor:368
Limit speed r/ min
  • Grease:1800
  • Oil:2600
  • Old code.:7221E
  • New code.:30221
  • Mass kg:4.47
Fitting dimension mm
  • damax:125
  • dbmin:117
  • Damin:162
  • Damax:181
  • Dbmin:177
  • Camin:6
  • Cbmin:9
Calculation coefficient
  • e:0.42
  • Y:1.4
  • Yo :0.79
  • a:39
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