•  
• Bearing model
• Model
  KOYO 6004ZZ Deep Groove Bearing
• internal diameter-(mm)
• d
  20
• Outer diameter -(mm)
• D
  42
• Bearing thickness-(mm)
• B
  12
• Dynamic load-(kN)
• cr
  11500
• Static load-(kN)
• cor
  5050
• Fatigue load limit-(kN)
• Fatigue load limit
  0.35
• Reference speed-(r/min)
• Reference speed
  17000
• Limit speed-(r/min)
• Limit speed
  20000

KOYO 6004ZZ Deep Groove Bearing  Deep groove ball bearings with deep arcuate grooves on the tracks of both the inner and outer rings.
[Features]
・ It is possible to receive a radial load, an axial load in both directions, or a combined load that is a combination thereof.
・ Ideal for high-speed rotation.
・ Open type, sealed ball bearings with grease (both sealed or both shielded bearings), bearings with retaining rings, etc., are also available.
[Applications]
・ It can be used for parts that rotate at high speed with low friction torque and for all applications that require low noise and low vibration.