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NSK’s EW Series of Cylindrical Roller Bearings feature high load-carrying capability and high performance pressed steel cage. EW is sutiable for a wide variety of industrial applications and is fully interchangeable with ISO standard extra capacity roller bearings.

Condition Description

  • High Load
  • High Speed
  • High Temperature
  • Low Noise


  • Agriculture
  • Construction
  • Electric Motors
  • Fans and Blowers
  • Industrial Pumps and Compressors
  • Material Handling
  • Paper Machinery
  • Petrochemical
  • Power Transmission
  • Quarrying and Mining
  • Wind Energy


  • High strength and wear resistant pressed steel cage
  • Superior roller guidance from cage pocket design
  • Cage strength increased 1.5 – 2 times
  • Noise reduction due to cage symmetry
  • Controlled contour rollers


  • Up to 30% increase in load rating
  • Cage strength is greater than major competitors
  • 10 - 25% higher limiting speed over conventional series
  • 30 - 40% noise reduction (3 - 7dB quieter) & vibration reduction

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