for press fit on the outer ring
with sprags
Application as
Backstop
Overrunning Clutch
Indexing Freewheel
Features
Internal Freewheels FD are sprag freewheels without an inner ring. The customers hardened and ground shaft is used as the inner track.
The standard type does not have bearing support. In the case of the standard type, every second sprag has been be replaced by a cylindrical roller; this freewheel can accept radial forces.