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Product parameters

  • QIBR No. Q2550DBS201t
  • NSK No.2550DBS201t
  • Bearing Type Four Point Contact
  • Closure Type Double Seal
  • Bearing Material 42CrMo, 50Mn, Stainless Steel
  • Seal Material FPM, NBR
Load Capacity
  • Tangential force(Fr)418.5KN
  • Related axial static load(Fa)17280KN
Gear teeth
  •  Pitch diameter of gear(D0)3020mm
  • Tooth modulus(m)20mm
  •  Number of teeth(z)151
  • Tooth width(b)155mm
Overall Dimensions
  • Inside diameter of inner ring (Di)2550mm
  • Outside diameter of outer ring(Da)3080mm
  • Internal diameter on outer ring(Oa)2745mm
  • External diameter on inner ring(Oi)2755mm
  • Inner ring width(h)150mm
  • Overall width(H)175mm
  • Weight(w)2344.5kg
Mounting Holes of Outer Ring
  • Bolt circle Dia. (La)2885mm
  • Number of holes (Za)48
  • Diameter(da)33
  • Hole depth(ta)-
Mounting Holes of Inner Ring
  • Bolt circle Dia. (Li)2615mm
  • Number of holes (Zi)47
  • Diameter(di)33
  • Hole depth(ti)-
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