•  
• Bearing Type
• current code
  61904
• The inside diameter of
• d
  20
• Outer diameter
• D
  37
• Thickness
• B
  9
• Basic dynamic load rating
• Cr
  6.37
• Basic static load rating
• C₀
  3.65
• Fatigue load
• P_u
  0.156
• Reference speed
• Reference speed
  43000
• limit speed
• limit speed
  26000r/min
• Bearing Type
• Type
  Deep groove ball bearings

61904Bearings are suitable for gearboxes, instruments, motors, household appliances, internal combustion engines, transportation vehicles, agricultural machinery, construction machinery, construction machinery, roller skates, yoyos, etc.