•  
• Bearing model
• Model
  T4DB 170
• internal diameter-(mm)
• d
  170
• Outer diameter -(mm)
• D
  230
• Dynamic load-(kN)
• cr
  251
• Static load-(kN)
• cor
  440
• Fatigue load limit-(kN)
• Fatigue load limit
  43
• Reference speed-(r/min)
• Reference speed
  1900
• Limit speed-(r/min)
• Limit speed
  2800

Tapered roller bearings are usually of the separated type, that is, the conical inner race assembly composed of the inner race with roller and cage assembly can be installed separately from the conical outer race (outer race). Tapered roller bearings are widely used in automobile, rolling mill, mining, metallurgy, plastic machinery and other industries。