Self-Lubricating

Simultaneous linear, oscillating and rotary motion in 1 bearing

Contamination -  glass, metal shavings, abrasive dust

High Loads are Present - 10x's more than linear ball bearings

Water, Chemical Washdown/Submersion

Shock & Vibration - Dampens Vibration

Smooth, Quiet Linear Motion is Required - Medical/Office

Linear & Rotary Motion Together are Required

Shaft Friendly Linear Motion is Required - will not groove shafting