Idler are manufactured to meet or exceeded CEMA standard, uses sealed-for-life ball bearing that allow for trouble-free life even in the harshest applications.
Martin Triple Labyrinth Seal design offers the following exclusive bearing protection :
1. External shield deters impurities from entering the bearing housing
2. Flinger design removes contaminates away from the bearing housing by centrifugal force
3. Martin Triple Labyrinth Seal is grease filled that offer additional level of protection from contaminants impacting the bearing
4. The contact lip seal adds additional level of protection
5. CEMA C,D & E Idlers have sealed for life ball bearings