NSK’s Triple-Lip Sealed Inserts are perfect for applications where bearings are exposed to heavy dust and water contamination.

Condition Description

  • Contamination
  • Corrosive Environment


  • Chemical and Pharmaceutical
  • Construction
  • Food and Beverage
  • Material Handling
  • Packaging
  • Textile and Leather
  • Utilities

Product Features

  • Nitrile rubber triple lip, bonded to protective pressed steel shield.
  • Available for both setscrew and eccentric locking collar insert options.
  • Large size range offered, including imperial options.
  • Inserts interchangeable with standard items.


  • Longer bearing life through superior seal performance.
  • Extended relubrication intervals, greatly reducing maintenance costs and increased productivity of machinery.
  • Simple implementation; ready replacement for existing bearing units.
  • Mounting on the shaft with balled setscrew, providing much greater resistance to loosening.

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