Spherical roller bearings
Standard designs

Main types

• Type CA/CAF

  

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  • Design used for large size bearings, withstanding high radial loads and moderate axial loads in both directions
  • Inner ring with integral side ribs
  • Symmetrical roller profile
  • One-piece double pronged machined brass or steel (CAF) cage with integral slinger guided on the inner ring
  • Lubrication groove and holes in the outer ring
  • Available with lubrication groove and three lubrication holes in the outer ring and six lubrication holes in the inner ring (W513)
  • Available with tapered bore (K/K30 suffixes)

• Type MB

  

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  • Design used for medium size bearings operating at medium to high speeds, featuring high load carrying capacities
  • Inner ring with integral side and central ribs
  • Two-piece machined brass cage guided on the inner ring
  • Lubrication groove and holes in the outer ring
  • Available with lubrication groove and three lubrication holes in the outer ring and six lubrication holes in the inner ring (W513)
  • Available with tapered bore (K/K30 suffixes)

• Type MA

  

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  • Design used for medium and large size bearings
  • Inner ring with integral side ribs
  • Symmetrical roller profile
  • Two-piece machined brass cage guided on the outer ring
  • Lubrication groove and holes in the outer ring
  • Optimized separable cage for better performance in case of different rolling element speed
  • Available with lubrication groove and three lubrication holes in the outer ring and six lubrication holes in the inner ring (W513)
  • Available with tapered bore (K/K30 suffixes)

• Type CC

  

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  • Design used for medium size bearings operating at medium to high speeds and featuring high load carrying capacities
  • Ribless inner ring
  • Symmetrical roller profile
  • Two-piece window type pressed steel cage guided on the inner ring
  • Lubrication groove and holes in the outer ring
  • Available with lubrication groove and three lubrication holes in the outer ring and six lubrication holes in the inner ring (W513)
  • Available with tapered bore (K/K30 suffixes)

• Type ECA

  

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  • Design used for large size bearings, based on CA design, with optimized roller set
  • Inner ring with integral side ribs
  • Symmetrical roller profile
  • One-piece double pronged machined brass cage with or without separated slinger guided on the inner ring
  • Lubrication groove and holes in the outer ring
  • Available with lubrication groove and three lubrication holes in the outer ring and six lubrication holes in the inner ring (W513)
  • Available with tapered bore (K/K30 suffixes)