•  
• Bearing model
• Model
  NU 20/630 ECMA
• internal diameter-(mm)
• d
  630
• Outer diameter -(mm)
• D
  920
• Bearing thickness-(mm)
• B
  170
• Dynamic load-(kN)
• cr
  4730
• Static load-(kN)
• cor
  9500
• Fatigue load limit-(kN)
• Fatigue load limit
  670
• Reference speed-(r/min)
• Reference speed
  560
• Limit speed-(r/min)
• Limit speed
  850

NU 20/630 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.