Selection procedure to get the right
one way clutch

When the catalogue torque is known, the model will be selected from the following criteria:

Built-in or selfcontained design

Driving and overrunning speed limits

Dimensions

Lubrication and maintenance

Please refer to the selection table for a guide to selection.
The product range is presented in this order:

• Self contained ball bearing units:
  General purpose, economical units for light applications. Grease lubricated, maintenance free. With or without key(s) mounting to shaft and housing (CSK-series).
  
• Built-in units:
  Roller types with inner and outer races (A.. series) or only a cage (DC sprag series). Bearing support, lubrication and maintenance must be provided.
  
• Selfcontained units:
  
  • Low speed, grease lubricated, maintenance free (RSBW, AV series)
    
  • Medium overrunning speed inner race. High overrunning speed outer race. Roller types, oil lubricated (AL, GFR series)
    
  • High overrunning speed inner race. Medium overrunning speed outer race. Sprag types, oil lubricated (FS, FSO series)
    
  • High speed, high power, for continuous duty encased overrunning clutches (AL..G series)
• Centrifugal lift off sprag types:
  Special overrunning clutches and backstops contact free during overrunning.
  Please be aware of the speeds permissible in driving and overrunning modes!
  
  • Built-in units:
    Low lubrication requirement. Accept a large range of lubricants (RSBI, RSCI series)
    
  • Selfcontained units:
    Grease lubricated, long life and maintenance free (RIZ series)