•  
• Bearing model
• Model
  NU 3980 ECMA
• internal diameter-(mm)
• d
  400
• Outer diameter -(mm)
• D
  540
• Bearing thickness-(mm)
• B
  106
• Dynamic load-(kN)
• cr
  1760
• Static load-(kN)
• cor
  3750
• Fatigue load limit-(kN)
• Fatigue load limit
  320
• Reference speed-(r/min)
• Reference speed
  1000
• Limit speed-(r/min)
• Limit speed
  1500

NU 3980 ECMAIt is applicable to large and medium-sized electric motors, rolling stock, machine tool spindles, internal combustion engines, generators, gas turbines, reduction boxes, rolling mills, vibrating screens and lifting and transportation machinery.