Frequently Asked Questions about
Propeller Shaft Bearing Systems

  1. What is the bearing material used for propeller shafts?

  2. What makes COMPAC bearings unique compared to most other water lubricated propeller shaft bearings?

  3. What is the minimum water flow to Thordon Propeller Shaft Bearings?

  4. Can bronze liners be used with COMPAC propeller shaft bearings?

  5. What is the best liner to use in a dirty water-operating environment?

  6. What is the maximum operating pressure for Thordon stern tube bearings?

  7. Can we use after engine cooling water to flush and lubricate the propeller shaft bearings?