•  
• Bearing Type
• Current code
  6311 M
• The inside diameter of
• d
  55
• Outer diameter
• D
  120
• Thickness
• B
  29
• Basic dynamic load rating
• Cr
  74.1
• Basic static load rating
• C₀
  45
• Fatigue load
• P_u
  1.9
• Reference speed
• Reference speed
  12000
• Limit speed
• Limit speed
  11000r/min
• Type
• Type
  Deep groove ball bearings

6311 MBearings are suitable for gearboxes, instruments, motors, household appliances, internal combustion engines, transportation vehicles, agricultural machinery, construction machinery, construction machinery, roller skates, yoyos, etc.