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Product parameters

  • QIBR No. QRKS.21 1091
  • SKF No. RKS.21 1091
  • Bearing Type Four Point Contact
  • Closure Type Double Seal
  • Bearing Material 42CrMo, 50Mn, Stainless Steel
  • Seal Material FPM, NBR
Basic Load Ratings
  • Axial dynamic load (C)240KN
  • Static Load(C0) 760KN
Overall Dimensions
  • Raceway diameter(dm)1091mm
  • Outside diameter (D)1198mm
  • Inside diameter(d)984mm
  • Internal diameter on outer ring(D2)1092.5mm
  • External diameter on inner ring(d2)1089.5mm
  • Internal Diameter on Inner Ring (d1)1048mm
  • Overall width 56mm
  • Weight (kg) 86kg
Mounting Holes
  • Bolt circle Dia.-Outer(Je)1135mm
  • Number holes - Outer (Ne)22
  • Bolt hole Dia. -Outer (Ke)M12
  • Bolt circle Dia. - Inner (Ji)1012mm
  • Number holes - Inner (Ni)20
  • Bolt hole Dia. -Inner (Ki)18mm
Gear Data
  • Gear pitch circle Dia. (do)1184mm
  • Modulus(m)8mm
  • Number of gear teeth (z)148
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