SKF Taconite Seal

Taconite seal 64 cut

With three- or four-stage labyrinths and an internal V ring for additional sealing effect and efficient grease purging, the new SKF Taconite Seal for split block bearing housings is made to provide protection in extremely contaminated and wet environments.

The result is:

  • Excellent contaminant exclusion
  • Longer bearing and seal service life
  • Reduced grease consumption
  • Greater protection against water ingress during high  pressure washing

A single, compact taconite seal is now available globally for a wide range of SKF inch and metric split block bearing housings,  in-groove mounting or optionally bolt-on for larger sizes, including features to accommodate misalignment and simplify installation.


  • Cartridge Taconite Seal of machined  cast iron or steel
  • Three and four axial labyrinth stages
  • Internal V-ring seal to exclude contaminants
  • Rotating labyrinth ring faces bearing housing to deflect and fling away
  • Short installed axial length
  • The rotating labyrinth ring is sealed to the shaft by an O-ring in its
  • 3 grub/set screws (at 120°) to center the seal on the shaft
  • ± 0.5° misalignment capability
  • Circumferential groove to aid alignment and assembly


  • Excellent exclusion of contaminants
  • Improved water ingress prevention  (including high pressure washing)
  • Longer bearing and seal service life
  • Reduced grease consumption
  • Reduced environmental impact
  • Compact design
  • Easier installation and alignment
  • Compatible with new and older housings  

Typical applications:

  • Conveyor pulleys
  • Grinding mill pinion housings
  • Bucket elevators
  • Hoists and winches
  • Jack shafts
  • Pulverizers
  • Fans

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