•  
• Bearing Type
• current code
  NU 311 ECM/HC5C3
• The inside diameter of
• d
  55
• Outer diameter
• D
  120
• Thickness
• B
  29
• Basic dynamic load rating
• Cr
  138
• Basic static load rating
• C₀
  146
• Fatigue load
• P_u
  19
• Reference speed
• Reference speed
  5600
• limit speed
• limit speed
  7000r/min
• Bearing Type
• Type
  Cylindrical Roller Bearings

NU 311 ECM/HC5C3Bearings are suitable for large and medium-sized motors, locomotives, machine tool spindles, internal combustion engines, generators, gas turbines, gearboxes, rolling mills, vibrating screens, and hoisting and transportation machinery.