Home>>Catalog>> Tapered Roller Bearing>>Single Row Taper Roller Bearing>>d:120-140mm>>Bearing NO.:7228E 30228Back>>
Principal dimensions mm
  • d:140
  • D:250
  • T:45.75
  • B:42
  • C:36
  • r 1 .r 2 min:4
  • r 1 .r 2 min:4
  • r 3 .r 4 min:3
  • r 3 .r 4 min:3
Basic load ratings KN
  • Cr:400
  • Cor:540
Limit speed r/ min
  • Grease:1400
  • Oil:1900
  • Old code.:7228E
  • New code.:30228
  • Mass kg:8.8
Fitting dimension mm
  • damax:162
  • dbmin:154
  • Damin:219
  • Damax:236
  • Dbmin:234
  • Camin:9
  • Cbmin:11
Calculation coefficient
  • e:0.44
  • Y :1.4
  • Yo :0.76
  • a:50
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