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Corrosion Resistant Bearings

High Fatigue Life & Corrosion Resistant Bearings
NES Custom Designed ball & roller bearings provide superior corrosion resistance & fatigue life relative to standard bearing products. The high nitrogen AMS 5898 material and unique design qualities combine to provide enhanced corrosion resistance over 440C while also significantly increasing bearing fatigue life. Corrosion Resistant Custom Designed Precision bearings are ideal for use in diverse applications, particularly those that operate in highly acidic environments. They can run dry or in liquids and at high or low speeds. NES takes pride in providing a corrosion resistant bearing to match your application demands.


  • Superior corrosion resistance
  • High dimensional stability after heat treatment
  • High durability by maximum hardness under static and dynamic demands
  • Good wear resistance
  • High temper resistance up to 500°C
  • Greater material “cleanliness” than 440C


  • Space
  • Oil and gas
  • Marine environments
  • Medical
  • Food processing equipment
  • Manufacturing systems
  • Vacuum systems
  • Salt water applications
  • Wash down applications


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Corrosion Resistance Comparison

Tribological Fatigue Test Results