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Ultrasert | Spherical Plain Bearings

When your application calls for caustic wash-downs, water, dry abrasives and chemical immersion – Ultrasert heeds the call - all without the need for lubrication.  Ultrasert can easily handle high-impact and vibration loads and temperatures up to 550º, and are easily interchangeable with standard spherical inserts.

Only Tri-Star’s Ultrasert can be easily interchanged with industry-standard spherical inserts and are immediately available off-the-shelf in several grades and sizes. Submit your Tech Specs to our engineering team today.

Ultrasert inserts will retrofit the following housings:

Pillow Block 2-Bolt 4-Bolt
Dodge SC,SCTC,SXR SC,SCTC SC,SCTC
Fafnir RAS,RASC RCJT RCJ
Browning VPS VF2S VF4S
Sealmaster NP SFT SF

Ultrasert inserts are available in the following sizes:

Size Insert Diameter (OD) Shaft Diameter metric Shaft
Diameter
inch
204 1.850 12,15,17,20 1/2,9/16,5/8,11/16,3/4
205 2.047 25 13/16,7/8,15/16,1
206 2.440 30 1-1/16,1-1/8,1-3/16,1-1/4
207 2.835 35 1-1/4,1-5/16,1-3/8,1-7/16
208 3.150 40 1-1/2,1-9/16
209 3.347 45 1-5/8,1-11/16,1-3/4

Ultraserts are virtually maintenance-free and offer:

  • Self-lubrication
  • Low maintenance 
  • Impact and vibration resistance
  • Long wear life
  • Interchangeable

Applications

  • Food and beverage
  • Timber, pulp and paper handling
  • Wastewater and water treatment
  • Conveyor systems

Review our brochure to learn more about Ultrasert.