•  
• Bearing model
• Model
  6309 ZZ C3 KOYO Deep Groove Bearing
• internal diameter-(mm)
• d
  45
• Outer diameter -(mm)
• D
  100
• Bearing thickness-(mm)
• B
  25
• Dynamic load-(kN)
• cr
  55.3
• Static load-(kN)
• cor
  31.5
• Fatigue load limit-(kN)
• Fatigue load limit
  1.34
• Reference speed-(r/min)
• Reference speed
  15000
• Limit speed-(r/min)
• Limit speed
  9500

Deep groove ball bearings are the most popular and come in a variety of sizes and configurations • Koyo’s proprietary light contact seal design provides the sealing quality of a full contact seal with less drag while allowing for the low torque and high speed of a non contact seal resulting in unsurpassed protection from moisture and contaminants • Made from premium quality, high strength steel extending bearing life and enhancing performance • Designed primarily to support high radial loads Koyo deep groove ball bearings can be used in many applications