•  
• Bearing Type
• current code
  61921
• The inside diameter of
• d
  105
• Outer diameter
• D
  145
• Thickness
• B
  20
• Basic dynamic load rating
• Cr
  44.2
• Basic static load rating
• C₀
  44
• Fatigue load
• P_u
  1.7
• Reference speed
• Reference speed
  9500
• limit speed
• limit speed
  5600r/min
• Bearing Type
• Type
  Deep groove ball bearings

61921Bearings are suitable for gearboxes, instruments, motors, household appliances, internal combustion engines, transportation vehicles, agricultural machinery, construction machinery, construction machinery, roller skates, yoyos, etc.