Spherical Roller Bearings with Removable Seal

Breaking the relentless cycle of bearing failures in the contaminant-laden conditions of mining conveyors demands an advanced approach to the problem. NSK’s pioneering spherical roller bearing with removable seal delivers superior resistance to contamination while enabling greater proficiency with installation and maintenance.

Spherical Roller Bearings with Removable Seal

Design Features

  • Special design spherical roller bearing with removable seal
  • Manufactured with long-life Hi-TF long-life steel
  • Removable seal locates on the bearing inner ring with easy, bolt-fastened installation to bearing outer ring
  • Equipped with a heavy-duty precision machined one-piece brass cage
  • Tapered bore standard - for cylindrical bore, contact NSK
  • With outer ring lubrication groove and holes
  • Dimension series 222 and 231
  • For shaft diameters ranging from 120 to 480 mm

Operating Benefits

  • High performance seal design provides protection against contamination ingress, even while compensating for misalignment
  • Easy and accurate installation with bolt-fastened removable seal permitting clearance calibration during mounting
  • Long-life Hi-TF steel delivers superior wear and seizure resistance and longer service life in contaminated operating environments
  • Dimensionally interchangeable with ISO standard spherical roller bearings for modification-free upgrade